77868889

素因数分解:

$7^3\times {\mathrm{131}}^1\times {\mathrm{1733}}^1$

素因数の和:1885

約数の個数: 16

約数和(自身を含む): 91555200

約数和(自身を除く): 13686311

約数列:

[1, 7, 49, 131, 343, 917, 1733, 6419, 12131, 44933, 84917, 227023, 594419, 1589161, 11124127, 77868889]

約数ペア:

[(1, 77868889), (7, 11124127), (49, 1589161), (131, 594419), (343, 227023), (917, 84917), (1733, 44933), (6419, 12131)]