28414232

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 67046400

約数和(自身を除く): 38632168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 193, 239, 308, 386, 478, 616, 772, 956, 1351, 1544, 1673, 1912, 2123, 2629, 2702, 3346, 4246, 5258, 5404, 6692, 8492, 10516, 10808, 13384, 14861, 16984, 18403, 21032, 29722, 36806, 46127, 59444, 73612, 92254, 118888, 147224, 184508, 322889, 369016, 507397, 645778, 1014794, 1291556, 2029588, 2583112, 3551779, 4059176, 7103558, 14207116, 28414232]

約数ペア:

[(1, 28414232), (2, 14207116), (4, 7103558), (7, 4059176), (8, 3551779), (11, 2583112), (14, 2029588), (22, 1291556), (28, 1014794), (44, 645778), (56, 507397), (77, 369016), (88, 322889), (154, 184508), (193, 147224), (239, 118888), (308, 92254), (386, 73612), (478, 59444), (616, 46127), (772, 36806), (956, 29722), (1351, 21032), (1544, 18403), (1673, 16984), (1912, 14861), (2123, 13384), (2629, 10808), (2702, 10516), (3346, 8492), (4246, 6692), (5258, 5404)]