28941661

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 33755904

約数和(自身を除く): 4814243

約数列:

[1, 7, 103, 137, 293, 721, 959, 2051, 14111, 30179, 40141, 98777, 211253, 280987, 4134523, 28941661]

約数ペア:

[(1, 28941661), (7, 4134523), (103, 280987), (137, 211253), (293, 98777), (721, 40141), (959, 30179), (2051, 14111)]