81615651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{13859}}^1$

素因数の和:14026

約数の個数: 16

約数和(自身を含む): 117976320

約数和(自身を除く): 36360669

約数列:

[1, 3, 13, 39, 151, 453, 1963, 5889, 13859, 41577, 180167, 540501, 2092709, 6278127, 27205217, 81615651]

約数ペア:

[(1, 81615651), (3, 27205217), (13, 6278127), (39, 2092709), (151, 540501), (453, 180167), (1963, 41577), (5889, 13859)]