25980279

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2909}}^1$

素因数の和:3154

約数の個数: 16

約数和(自身を含む): 37480800

約数和(自身を除く): 11500521

約数列:

[1, 3, 13, 39, 229, 687, 2909, 2977, 8727, 8931, 37817, 113451, 666161, 1998483, 8660093, 25980279]

約数ペア:

[(1, 25980279), (3, 8660093), (13, 1998483), (39, 666161), (229, 113451), (687, 37817), (2909, 8931), (2977, 8727)]