68688458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 112189440

約数和(自身を除く): 43500982

約数列:

[1, 2, 19, 38, 43, 86, 127, 254, 331, 662, 817, 1634, 2413, 4826, 5461, 6289, 10922, 12578, 14233, 28466, 42037, 84074, 103759, 207518, 270427, 540854, 798703, 1597406, 1807591, 3615182, 34344229, 68688458]

約数ペア:

[(1, 68688458), (2, 34344229), (19, 3615182), (38, 1807591), (43, 1597406), (86, 798703), (127, 540854), (254, 270427), (331, 207518), (662, 103759), (817, 84074), (1634, 42037), (2413, 28466), (4826, 14233), (5461, 12578), (6289, 10922)]