71564218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{18803}}^1$

素因数の和:18989

約数の個数: 16

約数和(自身を含む): 117788256

約数和(自身を除く): 46224038

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 18803, 37606, 206833, 413666, 3252919, 6505838, 35782109, 71564218]

約数ペア:

[(1, 71564218), (2, 35782109), (11, 6505838), (22, 3252919), (173, 413666), (346, 206833), (1903, 37606), (3806, 18803)]