79887899

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28319}}^1$

素因数の和:28370

約数の個数: 16

約数和(自身を含む): 101498880

約数和(自身を除く): 21610981

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 28319, 198233, 368147, 877889, 2577029, 6145223, 11412557, 79887899]

約数ペア:

[(1, 79887899), (7, 11412557), (13, 6145223), (31, 2577029), (91, 877889), (217, 368147), (403, 198233), (2821, 28319)]