12861639

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4036

約数の個数: 32

約数和(自身を含む): 23063040

約数和(自身を除く): 10201401

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 4003, 12009, 28021, 36027, 68051, 84063, 108081, 204153, 252189, 476357, 612459, 756567, 1429071, 1837377, 4287213, 12861639]

約数ペア:

[(1, 12861639), (3, 4287213), (7, 1837377), (9, 1429071), (17, 756567), (21, 612459), (27, 476357), (51, 252189), (63, 204153), (119, 108081), (153, 84063), (189, 68051), (357, 36027), (459, 28021), (1071, 12009), (3213, 4003)]