31200879

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 43763328

約数和(自身を除く): 12562449

約数列:

[1, 3, 37, 71, 107, 111, 213, 321, 1369, 2627, 3959, 4107, 7597, 7881, 11877, 22791, 97199, 146483, 281089, 291597, 439449, 843267, 10400293, 31200879]

約数ペア:

[(1, 31200879), (3, 10400293), (37, 843267), (71, 439449), (107, 291597), (111, 281089), (213, 146483), (321, 97199), (1369, 22791), (2627, 11877), (3959, 7881), (4107, 7597)]