389618911

素因数分解:

${\mathrm{11}}^2\times {\mathrm{1721}}^1\times {\mathrm{1871}}^1$

素因数の和:3614

約数の個数: 12

約数和(自身を含む): 428736672

約数和(自身を除く): 39117761

約数列:

[1, 11, 121, 1721, 1871, 18931, 20581, 208241, 226391, 3219991, 35419901, 389618911]

約数ペア:

[(1, 389618911), (11, 35419901), (121, 3219991), (1721, 226391), (1871, 208241), (18931, 20581)]