123317018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{21313}}^1$

素因数の和:21589

約数の個数: 16

約数和(自身を含む): 202568256

約数和(自身を除く): 79251238

約数列:

[1, 2, 11, 22, 263, 526, 2893, 5786, 21313, 42626, 234443, 468886, 5605319, 11210638, 61658509, 123317018]

約数ペア:

[(1, 123317018), (2, 61658509), (11, 11210638), (22, 5605319), (263, 468886), (526, 234443), (2893, 42626), (5786, 21313)]