42781718

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{23327}}^1$

素因数の和:23467

約数の個数: 16

約数和(自身を含む): 73903104

約数和(自身を除く): 31121386

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 23327, 46654, 163289, 326578, 3055837, 6111674, 21390859, 42781718]

約数ペア:

[(1, 42781718), (2, 21390859), (7, 6111674), (14, 3055837), (131, 326578), (262, 163289), (917, 46654), (1834, 23327)]