80668521

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{129901}}^1$

素因数の和:129933

約数の個数: 16

約数和(自身を含む): 124705920

約数和(自身を除く): 44037399

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 129901, 389703, 1169109, 2987723, 3507327, 8963169, 26889507, 80668521]

約数ペア:

[(1, 80668521), (3, 26889507), (9, 8963169), (23, 3507327), (27, 2987723), (69, 1169109), (207, 389703), (621, 129901)]