68889905

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63493}}^1$

素因数の和:63536

約数の個数: 16

約数和(自身を含む): 97526784

約数和(自身を除く): 28636879

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 63493, 317465, 444451, 1968283, 2222255, 9841415, 13777981, 68889905]

約数ペア:

[(1, 68889905), (5, 13777981), (7, 9841415), (31, 2222255), (35, 1968283), (155, 444451), (217, 317465), (1085, 63493)]