15861969

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2411}}^1$

素因数の和:2477

約数の個数: 24

約数和(自身を含む): 24833952

約数和(自身を除く): 8971983

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 2411, 6579, 7233, 21699, 40987, 103673, 122961, 311019, 368883, 933057, 1762441, 5287323, 15861969]

約数ペア:

[(1, 15861969), (3, 5287323), (9, 1762441), (17, 933057), (43, 368883), (51, 311019), (129, 122961), (153, 103673), (387, 40987), (731, 21699), (2193, 7233), (2411, 6579)]