28312232

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 58940640

約数和(自身を除く): 30628408

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 338, 344, 487, 559, 676, 974, 1118, 1352, 1948, 2236, 3896, 4472, 6331, 7267, 12662, 14534, 20941, 25324, 29068, 41882, 50648, 58136, 82303, 83764, 164606, 167528, 272233, 329212, 544466, 658424, 1088932, 2177864, 3539029, 7078058, 14156116, 28312232]

約数ペア:

[(1, 28312232), (2, 14156116), (4, 7078058), (8, 3539029), (13, 2177864), (26, 1088932), (43, 658424), (52, 544466), (86, 329212), (104, 272233), (169, 167528), (172, 164606), (338, 83764), (344, 82303), (487, 58136), (559, 50648), (676, 41882), (974, 29068), (1118, 25324), (1352, 20941), (1948, 14534), (2236, 12662), (3896, 7267), (4472, 6331)]