90142403

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 104529600

約数和(自身を除く): 14387197

約数列:

[1, 13, 19, 67, 169, 247, 419, 871, 1273, 3211, 5447, 7961, 11323, 16549, 28073, 70811, 103493, 215137, 364949, 533387, 1345409, 4744337, 6934031, 90142403]

約数ペア:

[(1, 90142403), (13, 6934031), (19, 4744337), (67, 1345409), (169, 533387), (247, 364949), (419, 215137), (871, 103493), (1273, 70811), (3211, 28073), (5447, 16549), (7961, 11323)]