57215119

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 65306112

約数和(自身を除く): 8090993

約数列:

[1, 13, 31, 67, 163, 169, 403, 871, 2077, 2119, 5053, 5239, 10921, 11323, 27001, 27547, 65689, 141973, 338551, 351013, 853957, 1845649, 4401163, 57215119]

約数ペア:

[(1, 57215119), (13, 4401163), (31, 1845649), (67, 853957), (163, 351013), (169, 338551), (403, 141973), (871, 65689), (2077, 27547), (2119, 27001), (5053, 11323), (5239, 10921)]