31981615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8971}}^1$

素因数の和:9030

約数の個数: 16

約数和(自身を含む): 41342976

約数和(自身を除く): 9361361

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 8971, 44855, 206333, 278101, 1031665, 1390505, 6396323, 31981615]

約数ペア:

[(1, 31981615), (5, 6396323), (23, 1390505), (31, 1031665), (115, 278101), (155, 206333), (713, 44855), (3565, 8971)]