39533985

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20431}}^1$

素因数の和:20485

約数の個数: 24

約数和(自身を含む): 70122624

約数和(自身を除く): 30588639

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20431, 61293, 102155, 183879, 306465, 878533, 919395, 2635599, 4392665, 7906797, 13177995, 39533985]

約数ペア:

[(1, 39533985), (3, 13177995), (5, 7906797), (9, 4392665), (15, 2635599), (43, 919395), (45, 878533), (129, 306465), (215, 183879), (387, 102155), (645, 61293), (1935, 20431)]