638125448

素因数分解:

$2^3\times {\mathrm{5333}}^1\times {\mathrm{14957}}^1$

素因数の和:20296

約数の個数: 16

約数和(自身を含む): 1196789580

約数和(自身を除く): 558664132

約数列:

[1, 2, 4, 8, 5333, 10666, 14957, 21332, 29914, 42664, 59828, 119656, 79765681, 159531362, 319062724, 638125448]

約数ペア:

[(1, 638125448), (2, 319062724), (4, 159531362), (8, 79765681), (5333, 119656), (10666, 59828), (14957, 42664), (21332, 29914)]