291266637

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{71971}}^1$

素因数の和:72064

約数の個数: 16

約数和(自身を含む): 414558720

約数和(自身を除く): 123292083

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 71971, 215913, 1367449, 4102347, 5109941, 15329823, 97088879, 291266637]

約数ペア:

[(1, 291266637), (3, 97088879), (19, 15329823), (57, 5109941), (71, 4102347), (213, 1367449), (1349, 215913), (4047, 71971)]