16877889

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 60

約数和(自身を含む): 30906304

約数和(自身を除く): 14028415

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 103, 119, 153, 189, 289, 309, 357, 459, 567, 721, 867, 927, 1071, 1377, 1751, 2023, 2163, 2601, 2781, 3213, 5253, 6069, 6489, 7803, 8343, 9639, 12257, 15759, 18207, 19467, 23409, 29767, 36771, 47277, 54621, 58401, 89301, 110313, 141831, 163863, 208369, 267903, 330939, 625107, 803709, 992817, 1875321, 2411127, 5625963, 16877889]

約数ペア:

[(1, 16877889), (3, 5625963), (7, 2411127), (9, 1875321), (17, 992817), (21, 803709), (27, 625107), (51, 330939), (63, 267903), (81, 208369), (103, 163863), (119, 141831), (153, 110313), (189, 89301), (289, 58401), (309, 54621), (357, 47277), (459, 36771), (567, 29767), (721, 23409), (867, 19467), (927, 18207), (1071, 15759), (1377, 12257), (1751, 9639), (2023, 8343), (2163, 7803), (2601, 6489), (2781, 6069), (3213, 5253)]