868274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 16

約数和(自身を含む): 1446336

約数和(自身を除く): 578062

約数列:

[1, 2, 11, 22, 61, 122, 647, 671, 1294, 1342, 7117, 14234, 39467, 78934, 434137, 868274]

約数ペア:

[(1, 868274), (2, 434137), (11, 78934), (22, 39467), (61, 14234), (122, 7117), (647, 1342), (671, 1294)]