77920577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18899}}^1$

素因数の和:18956

約数の個数: 16

約数和(自身を含む): 96768000

約数和(自身を除く): 18847423

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 18899, 132293, 359081, 585869, 2513567, 4101083, 11131511, 77920577]

約数ペア:

[(1, 77920577), (7, 11131511), (19, 4101083), (31, 2513567), (133, 585869), (217, 359081), (589, 132293), (4123, 18899)]