30397689

素因数分解:

$3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 52624000

約数和(自身を除く): 22226311

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 229, 301, 343, 387, 441, 687, 903, 1029, 1603, 2061, 2107, 2709, 3087, 4809, 6321, 9847, 11221, 14427, 14749, 18963, 29541, 33663, 44247, 68929, 78547, 88623, 100989, 132741, 206787, 235641, 482503, 620361, 706923, 1447509, 3377521, 4342527, 10132563, 30397689]

約数ペア:

[(1, 30397689), (3, 10132563), (7, 4342527), (9, 3377521), (21, 1447509), (43, 706923), (49, 620361), (63, 482503), (129, 235641), (147, 206787), (229, 132741), (301, 100989), (343, 88623), (387, 78547), (441, 68929), (687, 44247), (903, 33663), (1029, 29541), (1603, 18963), (2061, 14749), (2107, 14427), (2709, 11221), (3087, 9847), (4809, 6321)]