72456867

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2897}}^1$

素因数の和:3307

約数の個数: 24

約数和(自身を含む): 119954016

約数和(自身を除く): 47497149

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 2779, 2897, 3573, 8337, 8691, 20279, 25011, 26073, 60837, 182511, 1150109, 3450327, 8050763, 10350981, 24152289, 72456867]

約数ペア:

[(1, 72456867), (3, 24152289), (7, 10350981), (9, 8050763), (21, 3450327), (63, 1150109), (397, 182511), (1191, 60837), (2779, 26073), (2897, 25011), (3573, 20279), (8337, 8691)]