68728135

素因数分解:

$5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1721}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 96583536

約数和(自身を除く): 27855401

約数列:

[1, 5, 7, 35, 49, 163, 245, 815, 1141, 1721, 5705, 7987, 8605, 12047, 39935, 60235, 84329, 280523, 421645, 1402615, 1963661, 9818305, 13745627, 68728135]

約数ペア:

[(1, 68728135), (5, 13745627), (7, 9818305), (35, 1963661), (49, 1402615), (163, 421645), (245, 280523), (815, 84329), (1141, 60235), (1721, 39935), (5705, 12047), (7987, 8605)]