257218996

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{1039}}^1\times {\mathrm{1049}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 458640000

約数和(自身を除く): 201421004

約数列:

[1, 2, 4, 59, 118, 236, 1039, 1049, 2078, 2098, 4156, 4196, 61301, 61891, 122602, 123782, 245204, 247564, 1089911, 2179822, 4359644, 64304749, 128609498, 257218996]

約数ペア:

[(1, 257218996), (2, 128609498), (4, 64304749), (59, 4359644), (118, 2179822), (236, 1089911), (1039, 247564), (1049, 245204), (2078, 123782), (2098, 122602), (4156, 61891), (4196, 61301)]