661903933552

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{28393271}}^1$

素因数の和:28393357

約数の個数: 40

約数和(自身を含む): 1351974039552

約数和(自身を除く): 690070106000

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1457, 2914, 5828, 11656, 23312, 28393271, 56786542, 113573084, 227146168, 454292336, 880191401, 1334483737, 1760382802, 2668967474, 3520765604, 5337934948, 7041531208, 10675869896, 14083062416, 21351739792, 41368995847, 82737991694, 165475983388, 330951966776, 661903933552]

約数ペア:

[(1, 661903933552), (2, 330951966776), (4, 165475983388), (8, 82737991694), (16, 41368995847), (31, 21351739792), (47, 14083062416), (62, 10675869896), (94, 7041531208), (124, 5337934948), (188, 3520765604), (248, 2668967474), (376, 1760382802), (496, 1334483737), (752, 880191401), (1457, 454292336), (2914, 227146168), (5828, 113573084), (11656, 56786542), (23312, 28393271)]