131890628

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:804

約数の個数: 36

約数和(自身を含む): 245630700

約数和(自身を除く): 113740072

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 361, 596, 613, 722, 1226, 1444, 2452, 2831, 5662, 11324, 11647, 23294, 46588, 53789, 91337, 107578, 182674, 215156, 221293, 365348, 442586, 885172, 1735403, 3470806, 6941612, 32972657, 65945314, 131890628]

約数ペア:

[(1, 131890628), (2, 65945314), (4, 32972657), (19, 6941612), (38, 3470806), (76, 1735403), (149, 885172), (298, 442586), (361, 365348), (596, 221293), (613, 215156), (722, 182674), (1226, 107578), (1444, 91337), (2452, 53789), (2831, 46588), (5662, 23294), (11324, 11647)]