144889717

素因数分解:

$7^3\times {\mathrm{641}}^1\times {\mathrm{659}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 169488000

約数和(自身を除く): 24598283

約数列:

[1, 7, 49, 343, 641, 659, 4487, 4613, 31409, 32291, 219863, 226037, 422419, 2956933, 20698531, 144889717]

約数ペア:

[(1, 144889717), (7, 20698531), (49, 2956933), (343, 422419), (641, 226037), (659, 219863), (4487, 32291), (4613, 31409)]