71690661

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6287}}^1$

素因数の和:6481

約数の個数: 24

約数和(自身を含む): 119019264

約数和(自身を除く): 47328603

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 6287, 11403, 18861, 44009, 56583, 132027, 396081, 1137947, 3413841, 7965629, 10241523, 23896887, 71690661]

約数ペア:

[(1, 71690661), (3, 23896887), (7, 10241523), (9, 7965629), (21, 3413841), (63, 1137947), (181, 396081), (543, 132027), (1267, 56583), (1629, 44009), (3801, 18861), (6287, 11403)]