47792277

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21499}}^1$

素因数の和:21537

約数の個数: 24

約数和(自身を含む): 78260000

約数和(自身を除く): 30467723

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21499, 64497, 193491, 279487, 408481, 838461, 1225443, 2515383, 3676329, 5310253, 15930759, 47792277]

約数ペア:

[(1, 47792277), (3, 15930759), (9, 5310253), (13, 3676329), (19, 2515383), (39, 1225443), (57, 838461), (117, 408481), (171, 279487), (247, 193491), (741, 64497), (2223, 21499)]