28918551

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2803}}^1$

素因数の和:3006

約数の個数: 16

約数和(自身を含む): 40826240

約数和(自身を除く): 11907689

約数列:

[1, 3, 19, 57, 181, 543, 2803, 3439, 8409, 10317, 53257, 159771, 507343, 1522029, 9639517, 28918551]

約数ペア:

[(1, 28918551), (3, 9639517), (19, 1522029), (57, 507343), (181, 159771), (543, 53257), (2803, 10317), (3439, 8409)]