68638339

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 88542720

約数和(自身を除く): 19904381

約数列:

[1, 7, 11, 53, 77, 121, 139, 371, 583, 847, 973, 1331, 1529, 4081, 6413, 7367, 9317, 10703, 16819, 44891, 51569, 70543, 81037, 117733, 185009, 493801, 567259, 891407, 1295063, 6239849, 9805477, 68638339]

約数ペア:

[(1, 68638339), (7, 9805477), (11, 6239849), (53, 1295063), (77, 891407), (121, 567259), (139, 493801), (371, 185009), (583, 117733), (847, 81037), (973, 70543), (1331, 51569), (1529, 44891), (4081, 16819), (6413, 10703), (7367, 9317)]