856554507

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{179233}}^1$

素因数の和:179304

約数の個数: 20

約数和(自身を含む): 1301238840

約数和(自身を除く): 444684333

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 179233, 537699, 1613097, 4839291, 10574747, 14517873, 31724241, 95172723, 285518169, 856554507]

約数ペア:

[(1, 856554507), (3, 285518169), (9, 95172723), (27, 31724241), (59, 14517873), (81, 10574747), (177, 4839291), (531, 1613097), (1593, 537699), (4779, 179233)]