28242235

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19681}}^1$

素因数の和:19734

約数の個数: 16

約数和(自身を含む): 39678912

約数和(自身を除く): 11436677

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 19681, 98405, 137767, 688835, 806921, 4034605, 5648447, 28242235]

約数ペア:

[(1, 28242235), (5, 5648447), (7, 4034605), (35, 806921), (41, 688835), (205, 137767), (287, 98405), (1435, 19681)]