388965717

素因数分解:

$3^2\times 7^1\times {\mathrm{733}}^1\times {\mathrm{8423}}^1$

素因数の和:9169

約数の個数: 24

約数和(自身を含む): 643054464

約数和(自身を除く): 254088747

約数列:

[1, 3, 7, 9, 21, 63, 733, 2199, 5131, 6597, 8423, 15393, 25269, 46179, 58961, 75807, 176883, 530649, 6174059, 18522177, 43218413, 55566531, 129655239, 388965717]

約数ペア:

[(1, 388965717), (3, 129655239), (7, 55566531), (9, 43218413), (21, 18522177), (63, 6174059), (733, 530649), (2199, 176883), (5131, 75807), (6597, 58961), (8423, 46179), (15393, 25269)]