28651390

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{26777}}^1$

素因数の和:26891

約数の個数: 16

約数和(自身を含む): 52056432

約数和(自身を除く): 23405042

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 26777, 53554, 133885, 267770, 2865139, 5730278, 14325695, 28651390]

約数ペア:

[(1, 28651390), (2, 14325695), (5, 5730278), (10, 2865139), (107, 267770), (214, 133885), (535, 53554), (1070, 26777)]