80187266817

素因数分解:

$3^4\times 7^3\times {\mathrm{2886199}}^1$

素因数の和:2886232

約数の個数: 40

約数和(自身を含む): 139692080000

約数和(自身を除く): 59504813183

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 9261, 27783, 2886199, 8658597, 20203393, 25975791, 60610179, 77927373, 141423751, 181830537, 233782119, 424271253, 545491611, 989966257, 1272813759, 1636474833, 2969898771, 3818441277, 8909696313, 11455323831, 26729088939, 80187266817]

約数ペア:

[(1, 80187266817), (3, 26729088939), (7, 11455323831), (9, 8909696313), (21, 3818441277), (27, 2969898771), (49, 1636474833), (63, 1272813759), (81, 989966257), (147, 545491611), (189, 424271253), (343, 233782119), (441, 181830537), (567, 141423751), (1029, 77927373), (1323, 60610179), (3087, 25975791), (3969, 20203393), (9261, 8658597), (27783, 2886199)]