255639868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79589}}^1$

素因数の和:79677

約数の個数: 24

約数和(自身を含む): 494731440

約数和(自身を除く): 239091572

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 79589, 159178, 318356, 875479, 1750958, 3501916, 5809997, 11619994, 23239988, 63909967, 127819934, 255639868]

約数ペア:

[(1, 255639868), (2, 127819934), (4, 63909967), (11, 23239988), (22, 11619994), (44, 5809997), (73, 3501916), (146, 1750958), (292, 875479), (803, 318356), (1606, 159178), (3212, 79589)]