28241493

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8353}}^1$

素因数の和:8393

約数の個数: 24

約数和(自身を含む): 45713088

約数和(自身を除く): 17471595

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 8353, 25059, 58471, 175413, 192119, 409297, 576357, 1227891, 1344833, 4034499, 9413831, 28241493]

約数ペア:

[(1, 28241493), (3, 9413831), (7, 4034499), (21, 1344833), (23, 1227891), (49, 576357), (69, 409297), (147, 192119), (161, 175413), (483, 58471), (1127, 25059), (3381, 8353)]