661920478

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{8747}}^1$

素因数の和:9147

約数の個数: 16

約数和(自身を含む): 1003465584

約数和(自身を除く): 341545106

約数列:

[1, 2, 157, 241, 314, 482, 8747, 17494, 37837, 75674, 1373279, 2108027, 2746558, 4216054, 330960239, 661920478]

約数ペア:

[(1, 661920478), (2, 330960239), (157, 4216054), (241, 2746558), (314, 2108027), (482, 1373279), (8747, 75674), (17494, 37837)]