987642021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{244043}}^1$

素因数の和:244136

約数の個数: 16

約数和(自身を含む): 1405693440

約数和(自身を除く): 418051419

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 244043, 732129, 4636817, 13910451, 17327053, 51981159, 329214007, 987642021]

約数ペア:

[(1, 987642021), (3, 329214007), (19, 51981159), (57, 17327053), (71, 13910451), (213, 4636817), (1349, 732129), (4047, 244043)]