91285857

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{60017}}^1$

素因数の和:60049

約数の個数: 18

約数和(自身を含む): 142782822

約数和(自身を除く): 51496965

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 60017, 180051, 540153, 780221, 2340663, 7021989, 10142873, 30428619, 91285857]

約数ペア:

[(1, 91285857), (3, 30428619), (9, 10142873), (13, 7021989), (39, 2340663), (117, 780221), (169, 540153), (507, 180051), (1521, 60017)]