216907730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1668521}}^1$

素因数の和:1668541

約数の個数: 16

約数和(自身を含む): 420467544

約数和(自身を除く): 203559814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1668521, 3337042, 8342605, 16685210, 21690773, 43381546, 108453865, 216907730]

約数ペア:

[(1, 216907730), (2, 108453865), (5, 43381546), (10, 21690773), (13, 16685210), (26, 8342605), (65, 3337042), (130, 1668521)]