27920554

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1747}}^1$

素因数の和:1941

約数の個数: 16

約数和(自身を含む): 42916896

約数和(自身を除く): 14996342

約数列:

[1, 2, 61, 122, 131, 262, 1747, 3494, 7991, 15982, 106567, 213134, 228857, 457714, 13960277, 27920554]

約数ペア:

[(1, 27920554), (2, 13960277), (61, 457714), (122, 228857), (131, 213134), (262, 106567), (1747, 15982), (3494, 7991)]