81223807

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{6379}}^1$

素因数の和:6510

約数の個数: 16

約数和(自身を含む): 99221760

約数和(自身を除く): 17997953

約数列:

[1, 7, 17, 107, 119, 749, 1819, 6379, 12733, 44653, 108443, 682553, 759101, 4777871, 11603401, 81223807]

約数ペア:

[(1, 81223807), (7, 11603401), (17, 4777871), (107, 759101), (119, 682553), (749, 108443), (1819, 44653), (6379, 12733)]