51787047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{19819}}^1$

素因数の和:19902

約数の個数: 16

約数和(自身を含む): 75474560

約数和(自身を除く): 23687513

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 19819, 59457, 257647, 772941, 1327873, 3983619, 17262349, 51787047]

約数ペア:

[(1, 51787047), (3, 17262349), (13, 3983619), (39, 1327873), (67, 772941), (201, 257647), (871, 59457), (2613, 19819)]