28239876

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2287}}^1$

素因数の和:2318

約数の個数: 72

約数和(自身を含む): 83283200

約数和(自身を除く): 55043324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2287, 3087, 4116, 4574, 6174, 6861, 9148, 12348, 13722, 16009, 20583, 27444, 32018, 41166, 48027, 64036, 82332, 96054, 112063, 144081, 192108, 224126, 288162, 336189, 448252, 576324, 672378, 784441, 1008567, 1344756, 1568882, 2017134, 2353323, 3137764, 4034268, 4706646, 7059969, 9413292, 14119938, 28239876]

約数ペア:

[(1, 28239876), (2, 14119938), (3, 9413292), (4, 7059969), (6, 4706646), (7, 4034268), (9, 3137764), (12, 2353323), (14, 2017134), (18, 1568882), (21, 1344756), (28, 1008567), (36, 784441), (42, 672378), (49, 576324), (63, 448252), (84, 336189), (98, 288162), (126, 224126), (147, 192108), (196, 144081), (252, 112063), (294, 96054), (343, 82332), (441, 64036), (588, 48027), (686, 41166), (882, 32018), (1029, 27444), (1372, 20583), (1764, 16009), (2058, 13722), (2287, 12348), (3087, 9148), (4116, 6861), (4574, 6174)]