1261036755

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 160

約数和(自身を含む): 2662944768

約数和(自身を除く): 1401908013

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 31, 33, 45, 55, 69, 81, 93, 99, 115, 135, 155, 165, 207, 253, 279, 297, 341, 345, 397, 405, 465, 495, 621, 713, 759, 837, 891, 1023, 1035, 1191, 1265, 1395, 1485, 1705, 1863, 1985, 2139, 2277, 2511, 3069, 3105, 3565, 3573, 3795, 4185, 4367, 4455, 5115, 5955, 6417, 6831, 7843, 9131, 9207, 9315, 10695, 10719, 11385, 12307, 12555, 13101, 15345, 17865, 19251, 20493, 21835, 23529, 27393, 27621, 32085, 32157, 34155, 36921, 39215, 39303, 45655, 46035, 53595, 57753, 61535, 65505, 70587, 82179, 96255, 100441, 102465, 110763, 117645, 117909, 135377, 136965, 138105, 160785, 184605, 196515, 211761, 246537, 283061, 288765, 301323, 332289, 352935, 353727, 406131, 410895, 502205, 553815, 589545, 635283, 676885, 739611, 849183, 903969, 996867, 1058805, 1218393, 1232685, 1415305, 1506615, 1661445, 1768635, 2030655, 2547549, 2711907, 3113671, 3176415, 3655179, 3698055, 4245915, 4519845, 4984335, 6091965, 7642647, 8135721, 9341013, 10965537, 12737745, 13559535, 15568355, 18275895, 22927941, 28023039, 38213235, 40678605, 46705065, 54827685, 84069117, 114639705, 140115195, 252207351, 420345585, 1261036755]

約数ペア:

[(1, 1261036755), (3, 420345585), (5, 252207351), (9, 140115195), (11, 114639705), (15, 84069117), (23, 54827685), (27, 46705065), (31, 40678605), (33, 38213235), (45, 28023039), (55, 22927941), (69, 18275895), (81, 15568355), (93, 13559535), (99, 12737745), (115, 10965537), (135, 9341013), (155, 8135721), (165, 7642647), (207, 6091965), (253, 4984335), (279, 4519845), (297, 4245915), (341, 3698055), (345, 3655179), (397, 3176415), (405, 3113671), (465, 2711907), (495, 2547549), (621, 2030655), (713, 1768635), (759, 1661445), (837, 1506615), (891, 1415305), (1023, 1232685), (1035, 1218393), (1191, 1058805), (1265, 996867), (1395, 903969), (1485, 849183), (1705, 739611), (1863, 676885), (1985, 635283), (2139, 589545), (2277, 553815), (2511, 502205), (3069, 410895), (3105, 406131), (3565, 353727), (3573, 352935), (3795, 332289), (4185, 301323), (4367, 288765), (4455, 283061), (5115, 246537), (5955, 211761), (6417, 196515), (6831, 184605), (7843, 160785), (9131, 138105), (9207, 136965), (9315, 135377), (10695, 117909), (10719, 117645), (11385, 110763), (12307, 102465), (12555, 100441), (13101, 96255), (15345, 82179), (17865, 70587), (19251, 65505), (20493, 61535), (21835, 57753), (23529, 53595), (27393, 46035), (27621, 45655), (32085, 39303), (32157, 39215), (34155, 36921)]