68689418

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1123}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 125276544

約数和(自身を除く): 56587126

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 257, 514, 1123, 1799, 2246, 3598, 4369, 7861, 8738, 15722, 19091, 30583, 38182, 61166, 133637, 267274, 288611, 577222, 2020277, 4040554, 4906387, 9812774, 34344709, 68689418]

約数ペア:

[(1, 68689418), (2, 34344709), (7, 9812774), (14, 4906387), (17, 4040554), (34, 2020277), (119, 577222), (238, 288611), (257, 267274), (514, 133637), (1123, 61166), (1799, 38182), (2246, 30583), (3598, 19091), (4369, 15722), (7861, 8738)]