207730575

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{607}}^1$

素因数の和:655

約数の個数: 90

約数和(自身を含む): 417351264

約数和(自身を除く): 209620689

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 169, 195, 225, 325, 351, 405, 507, 585, 607, 675, 845, 975, 1053, 1521, 1755, 1821, 2025, 2535, 2925, 3035, 4225, 4563, 5265, 5463, 7605, 7891, 8775, 9105, 12675, 13689, 15175, 16389, 22815, 23673, 26325, 27315, 38025, 39455, 45525, 49167, 68445, 71019, 81945, 102583, 114075, 118365, 136575, 197275, 213057, 245835, 307749, 342225, 355095, 409725, 512915, 591825, 639171, 923247, 1065285, 1229175, 1538745, 1775475, 2564575, 2769741, 3195855, 4616235, 5326425, 7693725, 8309223, 13848705, 15979275, 23081175, 41546115, 69243525, 207730575]

約数ペア:

[(1, 207730575), (3, 69243525), (5, 41546115), (9, 23081175), (13, 15979275), (15, 13848705), (25, 8309223), (27, 7693725), (39, 5326425), (45, 4616235), (65, 3195855), (75, 2769741), (81, 2564575), (117, 1775475), (135, 1538745), (169, 1229175), (195, 1065285), (225, 923247), (325, 639171), (351, 591825), (405, 512915), (507, 409725), (585, 355095), (607, 342225), (675, 307749), (845, 245835), (975, 213057), (1053, 197275), (1521, 136575), (1755, 118365), (1821, 114075), (2025, 102583), (2535, 81945), (2925, 71019), (3035, 68445), (4225, 49167), (4563, 45525), (5265, 39455), (5463, 38025), (7605, 27315), (7891, 26325), (8775, 23673), (9105, 22815), (12675, 16389), (13689, 15175)]