78779897

素因数分解:

$7^3\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 24

約数和(自身を含む): 95328000

約数和(自身を除く): 16548103

約数列:

[1, 7, 31, 49, 217, 239, 343, 961, 1519, 1673, 6727, 7409, 10633, 11711, 47089, 51863, 81977, 229679, 329623, 363041, 1607753, 2541287, 11254271, 78779897]

約数ペア:

[(1, 78779897), (7, 11254271), (31, 2541287), (49, 1607753), (217, 363041), (239, 329623), (343, 229679), (961, 81977), (1519, 51863), (1673, 47089), (6727, 11711), (7409, 10633)]