2391543

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 72

約数和(自身を含む): 4801680

約数和(自身を除く): 2410137

約数列:

[1, 3, 7, 9, 11, 17, 21, 29, 33, 49, 51, 63, 77, 87, 99, 119, 147, 153, 187, 203, 231, 261, 319, 357, 441, 493, 539, 561, 609, 693, 833, 957, 1071, 1309, 1421, 1479, 1617, 1683, 1827, 2233, 2499, 2871, 3451, 3927, 4263, 4437, 4851, 5423, 6699, 7497, 9163, 10353, 11781, 12789, 15631, 16269, 20097, 24157, 27489, 31059, 37961, 46893, 48807, 72471, 82467, 113883, 140679, 217413, 265727, 341649, 797181, 2391543]

約数ペア:

[(1, 2391543), (3, 797181), (7, 341649), (9, 265727), (11, 217413), (17, 140679), (21, 113883), (29, 82467), (33, 72471), (49, 48807), (51, 46893), (63, 37961), (77, 31059), (87, 27489), (99, 24157), (119, 20097), (147, 16269), (153, 15631), (187, 12789), (203, 11781), (231, 10353), (261, 9163), (319, 7497), (357, 6699), (441, 5423), (493, 4851), (539, 4437), (561, 4263), (609, 3927), (693, 3451), (833, 2871), (957, 2499), (1071, 2233), (1309, 1827), (1421, 1683), (1479, 1617)]