1590021

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 2446080

約数和(自身を除く): 856059

約数列:

[1, 3, 9, 31, 41, 93, 123, 139, 279, 369, 417, 1251, 1271, 3813, 4309, 5699, 11439, 12927, 17097, 38781, 51291, 176669, 530007, 1590021]

約数ペア:

[(1, 1590021), (3, 530007), (9, 176669), (31, 51291), (41, 38781), (93, 17097), (123, 12927), (139, 11439), (279, 5699), (369, 4309), (417, 3813), (1251, 1271)]