67190431

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21283}}^1$

素因数の和:21342

約数の個数: 16

約数和(自身を含む): 85817088

約数和(自身を除く): 18626657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 21283, 148981, 234113, 872603, 1638791, 6108221, 9598633, 67190431]

約数ペア:

[(1, 67190431), (7, 9598633), (11, 6108221), (41, 1638791), (77, 872603), (287, 234113), (451, 148981), (3157, 21283)]