3406779

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:456

約数の個数: 20

約数和(自身を含む): 5142984

約数和(自身を除く): 1736205

約数列:

[1, 3, 9, 27, 81, 137, 307, 411, 921, 1233, 2763, 3699, 8289, 11097, 24867, 42059, 126177, 378531, 1135593, 3406779]

約数ペア:

[(1, 3406779), (3, 1135593), (9, 378531), (27, 126177), (81, 42059), (137, 24867), (307, 11097), (411, 8289), (921, 3699), (1233, 2763)]