28860363

素因数分解:

$3^2\times 7^3\times {\mathrm{9349}}^1$

素因数の和:9376

約数の個数: 24

約数和(自身を含む): 48620000

約数和(自身を除く): 19759637

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 9349, 28047, 65443, 84141, 196329, 458101, 588987, 1374303, 3206707, 4122909, 9620121, 28860363]

約数ペア:

[(1, 28860363), (3, 9620121), (7, 4122909), (9, 3206707), (21, 1374303), (49, 588987), (63, 458101), (147, 196329), (343, 84141), (441, 65443), (1029, 28047), (3087, 9349)]