28457556

素因数分解:

$2^2\times 3^1\times {\mathrm{991}}^1\times {\mathrm{2393}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 66495744

約数和(自身を除く): 38038188

約数列:

[1, 2, 3, 4, 6, 12, 991, 1982, 2393, 2973, 3964, 4786, 5946, 7179, 9572, 11892, 14358, 28716, 2371463, 4742926, 7114389, 9485852, 14228778, 28457556]

約数ペア:

[(1, 28457556), (2, 14228778), (3, 9485852), (4, 7114389), (6, 4742926), (12, 2371463), (991, 28716), (1982, 14358), (2393, 11892), (2973, 9572), (3964, 7179), (4786, 5946)]