420970535

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{5557}}^1$

素因数の和:5810

約数の個数: 16

約数和(自身を含む): 513559200

約数和(自身を除く): 92588665

約数列:

[1, 5, 109, 139, 545, 695, 5557, 15151, 27785, 75755, 605713, 772423, 3028565, 3862115, 84194107, 420970535]

約数ペア:

[(1, 420970535), (5, 84194107), (109, 3862115), (139, 3028565), (545, 772423), (695, 605713), (5557, 75755), (15151, 27785)]