51384759

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{12697}}^1$

素因数の和:12790

約数の個数: 16

約数和(自身を含む): 73140480

約数和(自身を除く): 21755721

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 12697, 38091, 241243, 723729, 901487, 2704461, 17128253, 51384759]

約数ペア:

[(1, 51384759), (3, 17128253), (19, 2704461), (57, 901487), (71, 723729), (213, 241243), (1349, 38091), (4047, 12697)]