87991169

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1049}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 105235200

約数和(自身を除く): 17244031

約数列:

[1, 7, 23, 161, 521, 1049, 3647, 7343, 11983, 24127, 83881, 168889, 546529, 3825703, 12570167, 87991169]

約数ペア:

[(1, 87991169), (7, 12570167), (23, 3825703), (161, 546529), (521, 168889), (1049, 83881), (3647, 24127), (7343, 11983)]