31897221

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1499}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 43848000

約数和(自身を除く): 11950779

約数列:

[1, 3, 41, 123, 173, 519, 1499, 4497, 7093, 21279, 61459, 184377, 259327, 777981, 10632407, 31897221]

約数ペア:

[(1, 31897221), (3, 10632407), (41, 777981), (123, 259327), (173, 184377), (519, 61459), (1499, 21279), (4497, 7093)]