5642889

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1669}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 9138240

約数和(自身を除く): 3495351

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 1669, 3381, 5007, 11683, 35049, 38387, 81781, 115161, 245343, 268709, 806127, 1880963, 5642889]

約数ペア:

[(1, 5642889), (3, 1880963), (7, 806127), (21, 268709), (23, 245343), (49, 115161), (69, 81781), (147, 38387), (161, 35049), (483, 11683), (1127, 5007), (1669, 3381)]