90216007

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 107606880

約数和(自身を除く): 17390873

約数列:

[1, 7, 49, 89, 137, 151, 623, 959, 1057, 4361, 6713, 7399, 12193, 13439, 20687, 85351, 94073, 144809, 597457, 658511, 1013663, 1841143, 12888001, 90216007]

約数ペア:

[(1, 90216007), (7, 12888001), (49, 1841143), (89, 1013663), (137, 658511), (151, 597457), (623, 144809), (959, 94073), (1057, 85351), (4361, 20687), (6713, 13439), (7399, 12193)]