81119918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{24419}}^1$

素因数の和:24583

約数の個数: 16

約数和(自身を含む): 133626240

約数和(自身を除く): 52506322

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 24419, 48838, 268609, 537218, 3687269, 7374538, 40559959, 81119918]

約数ペア:

[(1, 81119918), (2, 40559959), (11, 7374538), (22, 3687269), (151, 537218), (302, 268609), (1661, 48838), (3322, 24419)]