68096781

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{2909}}^1$

素因数の和:2955

約数の個数: 30

約数和(自身を含む): 108097770

約数和(自身を除く): 40000989

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 1377, 2601, 2909, 7803, 8727, 23409, 26181, 49453, 78543, 148359, 235629, 445077, 840701, 1335231, 2522103, 4005693, 7566309, 22698927, 68096781]

約数ペア:

[(1, 68096781), (3, 22698927), (9, 7566309), (17, 4005693), (27, 2522103), (51, 1335231), (81, 840701), (153, 445077), (289, 235629), (459, 148359), (867, 78543), (1377, 49453), (2601, 26181), (2909, 23409), (7803, 8727)]