13375971

素因数分解:

$3^2\times 7^4\times {\mathrm{619}}^1$

素因数の和:653

約数の個数: 30

約数和(自身を含む): 22576060

約数和(自身を除く): 9200089

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 619, 1029, 1857, 2401, 3087, 4333, 5571, 7203, 12999, 21609, 30331, 38997, 90993, 212317, 272979, 636951, 1486219, 1910853, 4458657, 13375971]

約数ペア:

[(1, 13375971), (3, 4458657), (7, 1910853), (9, 1486219), (21, 636951), (49, 272979), (63, 212317), (147, 90993), (343, 38997), (441, 30331), (619, 21609), (1029, 12999), (1857, 7203), (2401, 5571), (3087, 4333)]