72786791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30493}}^1$

素因数の和:30542

約数の個数: 16

約数和(自身を含む): 93677568

約数和(自身を除く): 20890777

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 30493, 213451, 335423, 945283, 2347961, 6616981, 10398113, 72786791]

約数ペア:

[(1, 72786791), (7, 10398113), (11, 6616981), (31, 2347961), (77, 945283), (217, 335423), (341, 213451), (2387, 30493)]