9781995

素因数分解:

$3^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{907}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 15690240

約数和(自身を除く): 5908245

約数列:

[1, 3, 5, 15, 719, 907, 2157, 2721, 3595, 4535, 10785, 13605, 652133, 1956399, 3260665, 9781995]

約数ペア:

[(1, 9781995), (3, 3260665), (5, 1956399), (15, 652133), (719, 13605), (907, 10785), (2157, 4535), (2721, 3595)]