257804842172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{15862961}}^1$

素因数の和:15863221

約数の個数: 24

約数和(自身を含む): 479695970880

約数和(自身を除く): 221891128708

約数列:

[1, 2, 4, 17, 34, 68, 239, 478, 956, 4063, 8126, 16252, 15862961, 31725922, 63451844, 269670337, 539340674, 1078681348, 3791247679, 7582495358, 15164990716, 64451210543, 128902421086, 257804842172]

約数ペア:

[(1, 257804842172), (2, 128902421086), (4, 64451210543), (17, 15164990716), (34, 7582495358), (68, 3791247679), (239, 1078681348), (478, 539340674), (956, 269670337), (4063, 63451844), (8126, 31725922), (16252, 15862961)]