77797321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{21089}}^1$

素因数の和:21144

約数の個数: 16

約数和(自身を含む): 97182720

約数和(自身を除く): 19385399

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 21089, 147623, 358513, 653759, 2509591, 4576313, 11113903, 77797321]

約数ペア:

[(1, 77797321), (7, 11113903), (17, 4576313), (31, 2509591), (119, 653759), (217, 358513), (527, 147623), (3689, 21089)]