30902571

素因数分解:

$3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{983}}^1$

素因数の和:1495

約数の個数: 24

約数和(自身を含む): 51168000

約数和(自身を除く): 20265429

約数列:

[1, 3, 7, 9, 21, 63, 499, 983, 1497, 2949, 3493, 4491, 6881, 8847, 10479, 20643, 31437, 61929, 490517, 1471551, 3433619, 4414653, 10300857, 30902571]

約数ペア:

[(1, 30902571), (3, 10300857), (7, 4414653), (9, 3433619), (21, 1471551), (63, 490517), (499, 61929), (983, 31437), (1497, 20643), (2949, 10479), (3493, 8847), (4491, 6881)]