203480571

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{69709}}^1$

素因数の和:69858

約数の個数: 16

約数和(自身を含む): 312300800

約数和(自身を除く): 108820229

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 69709, 209127, 487963, 1463889, 9689551, 29068653, 67826857, 203480571]

約数ペア:

[(1, 203480571), (3, 67826857), (7, 29068653), (21, 9689551), (139, 1463889), (417, 487963), (973, 209127), (2919, 69709)]