68091919

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1975

約数の個数: 24

約数和(自身を含む): 85863888

約数和(自身を除く): 17771969

約数列:

[1, 7, 17, 43, 49, 119, 301, 731, 833, 1901, 2107, 5117, 13307, 32317, 35819, 81743, 93149, 226219, 572201, 1389631, 1583533, 4005407, 9727417, 68091919]

約数ペア:

[(1, 68091919), (7, 9727417), (17, 4005407), (43, 1583533), (49, 1389631), (119, 572201), (301, 226219), (731, 93149), (833, 81743), (1901, 35819), (2107, 32317), (5117, 13307)]