72180171

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{3023}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 119508480

約数和(自身を除く): 47328309

約数列:

[1, 3, 7, 9, 21, 63, 379, 1137, 2653, 3023, 3411, 7959, 9069, 21161, 23877, 27207, 63483, 190449, 1145717, 3437151, 8020019, 10311453, 24060057, 72180171]

約数ペア:

[(1, 72180171), (3, 24060057), (7, 10311453), (9, 8020019), (21, 3437151), (63, 1145717), (379, 190449), (1137, 63483), (2653, 27207), (3023, 23877), (3411, 21161), (7959, 9069)]