81636802

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{1621}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 133571700

約数和(自身を除く): 51934898

約数列:

[1, 2, 13, 26, 149, 169, 298, 338, 1621, 1937, 3242, 3874, 21073, 25181, 42146, 50362, 241529, 273949, 483058, 547898, 3139877, 6279754, 40818401, 81636802]

約数ペア:

[(1, 81636802), (2, 40818401), (13, 6279754), (26, 3139877), (149, 547898), (169, 483058), (298, 273949), (338, 241529), (1621, 50362), (1937, 42146), (3242, 25181), (3874, 21073)]