28750401

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{8849}}^1$

素因数の和:8893

約数の個数: 18

約数和(自身を含む): 43834050

約数和(自身を除く): 15083649

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 8849, 26547, 79641, 168131, 504393, 1513179, 3194489, 9583467, 28750401]

約数ペア:

[(1, 28750401), (3, 9583467), (9, 3194489), (19, 1513179), (57, 504393), (171, 168131), (361, 79641), (1083, 26547), (3249, 8849)]