12567213

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{277}}^1$

素因数の和:425

約数の個数: 18

約数和(自身を含む): 18478382

約数和(自身を除く): 5911169

約数列:

[1, 3, 9, 71, 213, 277, 639, 831, 2493, 5041, 15123, 19667, 45369, 59001, 177003, 1396357, 4189071, 12567213]

約数ペア:

[(1, 12567213), (3, 4189071), (9, 1396357), (71, 177003), (213, 59001), (277, 45369), (639, 19667), (831, 15123), (2493, 5041)]