809504

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 24

約数和(自身を含む): 1635228

約数和(自身を除く): 825724

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 617, 656, 1234, 1312, 2468, 4936, 9872, 19744, 25297, 50594, 101188, 202376, 404752, 809504]

約数ペア:

[(1, 809504), (2, 404752), (4, 202376), (8, 101188), (16, 50594), (32, 25297), (41, 19744), (82, 9872), (164, 4936), (328, 2468), (617, 1312), (656, 1234)]