51239435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 69672960

約数和(自身を除く): 18433525

約数列:

[1, 5, 13, 31, 59, 65, 155, 295, 403, 431, 767, 1829, 2015, 2155, 3835, 5603, 9145, 13361, 23777, 25429, 28015, 66805, 118885, 127145, 173693, 330577, 788299, 868465, 1652885, 3941495, 10247887, 51239435]

約数ペア:

[(1, 51239435), (5, 10247887), (13, 3941495), (31, 1652885), (59, 868465), (65, 788299), (155, 330577), (295, 173693), (403, 127145), (431, 118885), (767, 66805), (1829, 28015), (2015, 25429), (2155, 23777), (3835, 13361), (5603, 9145)]