248973890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{8807}}^1$

素因数の和:9082

約数の個数: 32

約数和(自身を含む): 490852224

約数和(自身を除く): 241878334

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2827, 5654, 8807, 14135, 17614, 28270, 44035, 88070, 96877, 193754, 484385, 968770, 2263399, 4526798, 11316995, 22633990, 24897389, 49794778, 124486945, 248973890]

約数ペア:

[(1, 248973890), (2, 124486945), (5, 49794778), (10, 24897389), (11, 22633990), (22, 11316995), (55, 4526798), (110, 2263399), (257, 968770), (514, 484385), (1285, 193754), (2570, 96877), (2827, 88070), (5654, 44035), (8807, 28270), (14135, 17614)]