57254239

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 69982080

約数和(自身を除く): 12727841

約数列:

[1, 7, 19, 133, 139, 163, 361, 973, 1141, 2527, 2641, 3097, 18487, 21679, 22657, 50179, 58843, 158599, 351253, 411901, 430483, 3013381, 8179177, 57254239]

約数ペア:

[(1, 57254239), (7, 8179177), (19, 3013381), (133, 430483), (139, 411901), (163, 351253), (361, 158599), (973, 58843), (1141, 50179), (2527, 22657), (2641, 21679), (3097, 18487)]