28750808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211403}}^1$

素因数の和:211426

約数の個数: 16

約数和(自身を含む): 57079080

約数和(自身を除く): 28328272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211403, 422806, 845612, 1691224, 3593851, 7187702, 14375404, 28750808]

約数ペア:

[(1, 28750808), (2, 14375404), (4, 7187702), (8, 3593851), (17, 1691224), (34, 845612), (68, 422806), (136, 211403)]