16669251

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2267}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 25945920

約数和(自身を除く): 9276669

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2267, 2451, 6801, 7353, 20403, 43073, 97481, 129219, 292443, 387657, 877329, 1852139, 5556417, 16669251]

約数ペア:

[(1, 16669251), (3, 5556417), (9, 1852139), (19, 877329), (43, 387657), (57, 292443), (129, 129219), (171, 97481), (387, 43073), (817, 20403), (2267, 7353), (2451, 6801)]