28701715

素因数分解:

$5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3581}}^1$

素因数の和:3822

約数の個数: 16

約数和(自身を含む): 39545280

約数和(自身を除く): 10843565

約数列:

[1, 5, 7, 35, 229, 1145, 1603, 3581, 8015, 17905, 25067, 125335, 820049, 4100245, 5740343, 28701715]

約数ペア:

[(1, 28701715), (5, 5740343), (7, 4100245), (35, 820049), (229, 125335), (1145, 25067), (1603, 17905), (3581, 8015)]