990907248

素因数分解:

$2^4\times 3^1\times {\mathrm{293}}^1\times {\mathrm{70457}}^1$

素因数の和:70761

約数の個数: 40

約数和(自身を含む): 2568616848

約数和(自身を除く): 1577709600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 293, 586, 879, 1172, 1758, 2344, 3516, 4688, 7032, 14064, 70457, 140914, 211371, 281828, 422742, 563656, 845484, 1127312, 1690968, 3381936, 20643901, 41287802, 61931703, 82575604, 123863406, 165151208, 247726812, 330302416, 495453624, 990907248]

約数ペア:

[(1, 990907248), (2, 495453624), (3, 330302416), (4, 247726812), (6, 165151208), (8, 123863406), (12, 82575604), (16, 61931703), (24, 41287802), (48, 20643901), (293, 3381936), (586, 1690968), (879, 1127312), (1172, 845484), (1758, 563656), (2344, 422742), (3516, 281828), (4688, 211371), (7032, 140914), (14064, 70457)]