256280644

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{12041}}^1$

素因数の和:12375

約数の個数: 24

約数和(自身を含む): 476429688

約数和(自身を除く): 220149044

約数列:

[1, 2, 4, 17, 34, 68, 313, 626, 1252, 5321, 10642, 12041, 21284, 24082, 48164, 204697, 409394, 818788, 3768833, 7537666, 15075332, 64070161, 128140322, 256280644]

約数ペア:

[(1, 256280644), (2, 128140322), (4, 64070161), (17, 15075332), (34, 7537666), (68, 3768833), (313, 818788), (626, 409394), (1252, 204697), (5321, 48164), (10642, 24082), (12041, 21284)]