25581036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163981}}^1$

素因数の和:164001

約数の個数: 24

約数和(自身を含む): 64280944

約数和(自身を除く): 38699908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163981, 327962, 491943, 655924, 983886, 1967772, 2131753, 4263506, 6395259, 8527012, 12790518, 25581036]

約数ペア:

[(1, 25581036), (2, 12790518), (3, 8527012), (4, 6395259), (6, 4263506), (12, 2131753), (13, 1967772), (26, 983886), (39, 655924), (52, 491943), (78, 327962), (156, 163981)]