1898497575

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 192

約数和(自身を含む): 4041408000

約数和(自身を除く): 2142910425

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 59, 65, 75, 95, 117, 135, 171, 177, 193, 195, 225, 247, 285, 295, 325, 351, 475, 513, 531, 579, 585, 675, 741, 767, 855, 885, 965, 975, 1121, 1235, 1425, 1475, 1593, 1737, 1755, 2223, 2301, 2509, 2565, 2655, 2895, 2925, 3363, 3667, 3705, 3835, 4275, 4425, 4825, 5211, 5605, 6175, 6669, 6903, 7527, 7965, 8685, 8775, 10089, 11001, 11115, 11387, 11505, 12545, 12825, 13275, 14475, 14573, 16815, 18335, 18525, 19175, 20709, 22581, 26055, 28025, 30267, 33003, 33345, 34161, 34515, 37635, 39825, 43425, 43719, 47671, 50445, 55005, 55575, 56935, 57525, 62725, 67743, 72865, 84075, 91675, 99009, 102483, 103545, 112905, 130275, 131157, 143013, 148031, 151335, 165015, 166725, 170805, 172575, 188175, 216353, 218595, 238355, 252225, 275025, 284675, 307449, 338715, 364325, 393471, 429039, 444093, 495045, 512415, 517725, 564525, 649059, 655785, 715065, 740155, 756675, 825075, 854025, 1081765, 1092975, 1191775, 1287117, 1332279, 1537245, 1693575, 1947177, 1967355, 2145195, 2220465, 2475225, 2562075, 2812589, 3245295, 3278925, 3575325, 3700775, 3996837, 5408825, 5841531, 6435585, 6661395, 7686225, 8437767, 9735885, 9836775, 10725975, 11102325, 14062945, 16226475, 19984185, 25313301, 29207655, 32177925, 33306975, 42188835, 48679425, 70314725, 75939903, 99920925, 126566505, 146038275, 210944175, 379699515, 632832525, 1898497575]

約数ペア:

[(1, 1898497575), (3, 632832525), (5, 379699515), (9, 210944175), (13, 146038275), (15, 126566505), (19, 99920925), (25, 75939903), (27, 70314725), (39, 48679425), (45, 42188835), (57, 33306975), (59, 32177925), (65, 29207655), (75, 25313301), (95, 19984185), (117, 16226475), (135, 14062945), (171, 11102325), (177, 10725975), (193, 9836775), (195, 9735885), (225, 8437767), (247, 7686225), (285, 6661395), (295, 6435585), (325, 5841531), (351, 5408825), (475, 3996837), (513, 3700775), (531, 3575325), (579, 3278925), (585, 3245295), (675, 2812589), (741, 2562075), (767, 2475225), (855, 2220465), (885, 2145195), (965, 1967355), (975, 1947177), (1121, 1693575), (1235, 1537245), (1425, 1332279), (1475, 1287117), (1593, 1191775), (1737, 1092975), (1755, 1081765), (2223, 854025), (2301, 825075), (2509, 756675), (2565, 740155), (2655, 715065), (2895, 655785), (2925, 649059), (3363, 564525), (3667, 517725), (3705, 512415), (3835, 495045), (4275, 444093), (4425, 429039), (4825, 393471), (5211, 364325), (5605, 338715), (6175, 307449), (6669, 284675), (6903, 275025), (7527, 252225), (7965, 238355), (8685, 218595), (8775, 216353), (10089, 188175), (11001, 172575), (11115, 170805), (11387, 166725), (11505, 165015), (12545, 151335), (12825, 148031), (13275, 143013), (14475, 131157), (14573, 130275), (16815, 112905), (18335, 103545), (18525, 102483), (19175, 99009), (20709, 91675), (22581, 84075), (26055, 72865), (28025, 67743), (30267, 62725), (33003, 57525), (33345, 56935), (34161, 55575), (34515, 55005), (37635, 50445), (39825, 47671), (43425, 43719)]