64688239

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5351}}^1$

素因数の和:5526

約数の個数: 16

約数和(自身を含む): 81179136

約数和(自身を除く): 16490897

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 5351, 12089, 37457, 58861, 412027, 840107, 5880749, 9241177, 64688239]

約数ペア:

[(1, 64688239), (7, 9241177), (11, 5880749), (77, 840107), (157, 412027), (1099, 58861), (1727, 37457), (5351, 12089)]