20090805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191341}}^1$

素因数の和:191356

約数の個数: 16

約数和(自身を含む): 36737664

約数和(自身を除く): 16646859

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191341, 574023, 956705, 1339387, 2870115, 4018161, 6696935, 20090805]

約数ペア:

[(1, 20090805), (3, 6696935), (5, 4018161), (7, 2870115), (15, 1339387), (21, 956705), (35, 574023), (105, 191341)]