257257132705

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{1741}}^1\times {\mathrm{628783}}^1$

素因数の和:630576

約数の個数: 16

約数和(自身を含む): 315458417664

約数和(自身を除く): 58201284959

約数列:

[1, 5, 47, 235, 1741, 8705, 81827, 409135, 628783, 3143915, 29552801, 147764005, 1094711203, 5473556015, 51451426541, 257257132705]

約数ペア:

[(1, 257257132705), (5, 51451426541), (47, 5473556015), (235, 1094711203), (1741, 147764005), (8705, 29552801), (81827, 3143915), (409135, 628783)]