768159

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 1291680

約数和(自身を除く): 523521

約数列:

[1, 3, 7, 9, 21, 63, 89, 137, 267, 411, 623, 801, 959, 1233, 1869, 2877, 5607, 8631, 12193, 36579, 85351, 109737, 256053, 768159]

約数ペア:

[(1, 768159), (3, 256053), (7, 109737), (9, 85351), (21, 36579), (63, 12193), (89, 8631), (137, 5607), (267, 2877), (411, 1869), (623, 1233), (801, 959)]