12975781679

素因数分解:

$7^2\times {\mathrm{79}}^2\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:604

約数の個数: 36

約数和(自身を含む): 15443770608

約数和(自身を除く): 2467988929

約数列:

[1, 7, 49, 79, 151, 281, 553, 1057, 1967, 3871, 6241, 7399, 11929, 13769, 22199, 42431, 43687, 83503, 155393, 297017, 305809, 584521, 942391, 1087751, 1753721, 2079119, 3352049, 6596737, 12276047, 23464343, 46177159, 85932329, 164250401, 264811871, 1853683097, 12975781679]

約数ペア:

[(1, 12975781679), (7, 1853683097), (49, 264811871), (79, 164250401), (151, 85932329), (281, 46177159), (553, 23464343), (1057, 12276047), (1967, 6596737), (3871, 3352049), (6241, 2079119), (7399, 1753721), (11929, 1087751), (13769, 942391), (22199, 584521), (42431, 305809), (43687, 297017), (83503, 155393)]