28214888

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 58797900

約数和(自身を除く): 30583012

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 169, 328, 338, 509, 533, 676, 1018, 1066, 1352, 2036, 2132, 4072, 4264, 6617, 6929, 13234, 13858, 20869, 26468, 27716, 41738, 52936, 55432, 83476, 86021, 166952, 172042, 271297, 344084, 542594, 688168, 1085188, 2170376, 3526861, 7053722, 14107444, 28214888]

約数ペア:

[(1, 28214888), (2, 14107444), (4, 7053722), (8, 3526861), (13, 2170376), (26, 1085188), (41, 688168), (52, 542594), (82, 344084), (104, 271297), (164, 172042), (169, 166952), (328, 86021), (338, 83476), (509, 55432), (533, 52936), (676, 41738), (1018, 27716), (1066, 26468), (1352, 20869), (2036, 13858), (2132, 13234), (4072, 6929), (4264, 6617)]