28161165

素因数分解:

$3^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2131}}^1$

素因数の和:3020

約数の個数: 16

約数和(自身を含む): 45130176

約数和(自身を除く): 16969011

約数列:

[1, 3, 5, 15, 881, 2131, 2643, 4405, 6393, 10655, 13215, 31965, 1877411, 5632233, 9387055, 28161165]

約数ペア:

[(1, 28161165), (3, 9387055), (5, 5632233), (15, 1877411), (881, 31965), (2131, 13215), (2643, 10655), (4405, 6393)]