28865973

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2557}}^1$

素因数の和:2684

約数の個数: 16

約数和(自身を含む): 39782016

約数和(自身を除く): 10916043

約数列:

[1, 3, 53, 71, 159, 213, 2557, 3763, 7671, 11289, 135521, 181547, 406563, 544641, 9621991, 28865973]

約数ペア:

[(1, 28865973), (3, 9621991), (53, 544641), (71, 406563), (159, 181547), (213, 135521), (2557, 11289), (3763, 7671)]