80861571

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8389}}^1$

素因数の和:8425

約数の個数: 40

約数和(自身を含む): 146187360

約数和(自身を除く): 65325789

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 8389, 9639, 25167, 58723, 75501, 142613, 176169, 226503, 427839, 528507, 679509, 998291, 1283517, 1585521, 2994873, 3850551, 4756563, 8984619, 11551653, 26953857, 80861571]

約数ペア:

[(1, 80861571), (3, 26953857), (7, 11551653), (9, 8984619), (17, 4756563), (21, 3850551), (27, 2994873), (51, 1585521), (63, 1283517), (81, 998291), (119, 679509), (153, 528507), (189, 427839), (357, 226503), (459, 176169), (567, 142613), (1071, 75501), (1377, 58723), (3213, 25167), (8389, 9639)]