121755837

素因数分解:

$3^1\times 7^2\times {\mathrm{541}}^1\times {\mathrm{1531}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 189318432

約数和(自身を除く): 67562595

約数列:

[1, 3, 7, 21, 49, 147, 541, 1531, 1623, 3787, 4593, 10717, 11361, 26509, 32151, 75019, 79527, 225057, 828271, 2484813, 5797897, 17393691, 40585279, 121755837]

約数ペア:

[(1, 121755837), (3, 40585279), (7, 17393691), (21, 5797897), (49, 2484813), (147, 828271), (541, 225057), (1531, 79527), (1623, 75019), (3787, 32151), (4593, 26509), (10717, 11361)]