81868087

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{7351}}^1$

素因数の和:7438

約数の個数: 16

約数和(自身を含む): 98340352

約数和(自身を除く): 16472265

約数列:

[1, 7, 37, 43, 259, 301, 1591, 7351, 11137, 51457, 271987, 316093, 1903909, 2212651, 11695441, 81868087]

約数ペア:

[(1, 81868087), (7, 11695441), (37, 2212651), (43, 1903909), (259, 316093), (301, 271987), (1591, 51457), (7351, 11137)]