28265025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12157}}^1$

素因数の和:12201

約数の個数: 24

約数和(自身を含む): 48242944

約数和(自身を除く): 19977919

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 12157, 36471, 60785, 182355, 303925, 376867, 911775, 1130601, 1884335, 5653005, 9421675, 28265025]

約数ペア:

[(1, 28265025), (3, 9421675), (5, 5653005), (15, 1884335), (25, 1130601), (31, 911775), (75, 376867), (93, 303925), (155, 182355), (465, 60785), (775, 36471), (2325, 12157)]