268403018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{78803}}^1$

素因数の和:78949

約数の個数: 16

約数和(自身を含む): 436889376

約数和(自身を除く): 168486358

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 78803, 157606, 1024439, 2048878, 10323193, 20646386, 134201509, 268403018]

約数ペア:

[(1, 268403018), (2, 134201509), (13, 20646386), (26, 10323193), (131, 2048878), (262, 1024439), (1703, 157606), (3406, 78803)]