1666081391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{18539}}^1$

素因数の和:18806

約数の個数: 16

約数和(自身を含む): 1860526080

約数和(自身を除く): 194444689

約数列:

[1, 13, 31, 223, 403, 2899, 6913, 18539, 89869, 241007, 574709, 4134197, 7471217, 53744561, 128160107, 1666081391]

約数ペア:

[(1, 1666081391), (13, 128160107), (31, 53744561), (223, 7471217), (403, 4134197), (2899, 574709), (6913, 241007), (18539, 89869)]