2145561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 3164160

約数和(自身を除く): 1018599

約数列:

[1, 3, 11, 33, 79, 237, 823, 869, 2469, 2607, 9053, 27159, 65017, 195051, 715187, 2145561]

約数ペア:

[(1, 2145561), (3, 715187), (11, 195051), (33, 65017), (79, 27159), (237, 9053), (823, 2607), (869, 2469)]