78551571

素因数分解:

$3^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{2381}}^1$

素因数の和:3962

約数の個数: 16

約数和(自身を含む): 119824128

約数和(自身を除く): 41272557

約数列:

[1, 3, 7, 21, 1571, 2381, 4713, 7143, 10997, 16667, 32991, 50001, 3740551, 11221653, 26183857, 78551571]

約数ペア:

[(1, 78551571), (3, 26183857), (7, 11221653), (21, 3740551), (1571, 50001), (2381, 32991), (4713, 16667), (7143, 10997)]