42904628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1621}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 81067560

約数和(自身を除く): 38162932

約数列:

[1, 2, 4, 13, 26, 52, 509, 1018, 1621, 2036, 3242, 6484, 6617, 13234, 21073, 26468, 42146, 84292, 825089, 1650178, 3300356, 10726157, 21452314, 42904628]

約数ペア:

[(1, 42904628), (2, 21452314), (4, 10726157), (13, 3300356), (26, 1650178), (52, 825089), (509, 84292), (1018, 42146), (1621, 26468), (2036, 21073), (3242, 13234), (6484, 6617)]