15930759

素因数分解:

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

素因数の和:21534

約数の個数: 16

約数和(自身を含む): 24080000

約数和(自身を除く): 8149241

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 21499, 64497, 279487, 408481, 838461, 1225443, 5310253, 15930759]

約数ペア:

[(1, 15930759), (3, 5310253), (13, 1225443), (19, 838461), (39, 408481), (57, 279487), (247, 64497), (741, 21499)]