198660735

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 441692160

約数和(自身を除く): 243031425

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 103, 105, 117, 135, 157, 189, 195, 273, 309, 315, 351, 455, 471, 515, 585, 721, 785, 819, 927, 945, 1099, 1339, 1365, 1413, 1545, 1755, 2041, 2163, 2355, 2457, 2781, 3297, 3605, 4017, 4095, 4239, 4635, 5495, 6123, 6489, 6695, 7065, 9373, 9891, 10205, 10815, 12051, 12285, 13905, 14287, 16171, 16485, 18369, 19467, 20085, 21195, 28119, 29673, 30615, 32445, 36153, 42861, 46865, 48513, 49455, 55107, 60255, 71435, 80855, 84357, 91845, 97335, 113197, 128583, 140595, 145539, 148365, 180765, 210223, 214305, 242565, 253071, 275535, 339591, 385749, 421785, 436617, 565985, 630669, 642915, 727695, 1018773, 1051115, 1265355, 1471561, 1697955, 1892007, 1928745, 2183085, 3056319, 3153345, 4414683, 5093865, 5676021, 7357805, 9460035, 13244049, 15281595, 22073415, 28380105, 39732147, 66220245, 198660735]

約数ペア:

[(1, 198660735), (3, 66220245), (5, 39732147), (7, 28380105), (9, 22073415), (13, 15281595), (15, 13244049), (21, 9460035), (27, 7357805), (35, 5676021), (39, 5093865), (45, 4414683), (63, 3153345), (65, 3056319), (91, 2183085), (103, 1928745), (105, 1892007), (117, 1697955), (135, 1471561), (157, 1265355), (189, 1051115), (195, 1018773), (273, 727695), (309, 642915), (315, 630669), (351, 565985), (455, 436617), (471, 421785), (515, 385749), (585, 339591), (721, 275535), (785, 253071), (819, 242565), (927, 214305), (945, 210223), (1099, 180765), (1339, 148365), (1365, 145539), (1413, 140595), (1545, 128583), (1755, 113197), (2041, 97335), (2163, 91845), (2355, 84357), (2457, 80855), (2781, 71435), (3297, 60255), (3605, 55107), (4017, 49455), (4095, 48513), (4239, 46865), (4635, 42861), (5495, 36153), (6123, 32445), (6489, 30615), (6695, 29673), (7065, 28119), (9373, 21195), (9891, 20085), (10205, 19467), (10815, 18369), (12051, 16485), (12285, 16171), (13905, 14287)]