28116963

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2917}}^1$

素因数の和:2953

約数の個数: 40

約数和(自身を含む): 50843232

約数和(自身を除く): 22726269

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 2917, 3213, 8751, 9639, 20419, 26253, 49589, 61257, 78759, 148767, 183771, 236277, 347123, 446301, 551313, 1041369, 1338903, 1653939, 3124107, 4016709, 9372321, 28116963]

約数ペア:

[(1, 28116963), (3, 9372321), (7, 4016709), (9, 3124107), (17, 1653939), (21, 1338903), (27, 1041369), (51, 551313), (63, 446301), (81, 347123), (119, 236277), (153, 183771), (189, 148767), (357, 78759), (459, 61257), (567, 49589), (1071, 26253), (1377, 20419), (2917, 9639), (3213, 8751)]