28578308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{649507}}^1$

素因数の和:649522

約数の個数: 12

約数和(自身を含む): 54558672

約数和(自身を除く): 25980364

約数列:

[1, 2, 4, 11, 22, 44, 649507, 1299014, 2598028, 7144577, 14289154, 28578308]

約数ペア:

[(1, 28578308), (2, 14289154), (4, 7144577), (11, 2598028), (22, 1299014), (44, 649507)]