2137915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 2854656

約数和(自身を除く): 716741

約数列:

[1, 5, 13, 31, 65, 155, 403, 1061, 2015, 5305, 13793, 32891, 68965, 164455, 427583, 2137915]

約数ペア:

[(1, 2137915), (5, 427583), (13, 164455), (31, 68965), (65, 32891), (155, 13793), (403, 5305), (1061, 2015)]