28790127

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 15965073

約数列:

[1, 3, 9, 27, 29, 83, 87, 249, 261, 443, 747, 783, 1329, 2241, 2407, 3987, 7221, 11961, 12847, 21663, 36769, 38541, 64989, 110307, 115623, 330921, 346869, 992763, 1066301, 3198903, 9596709, 28790127]

約数ペア:

[(1, 28790127), (3, 9596709), (9, 3198903), (27, 1066301), (29, 992763), (83, 346869), (87, 330921), (249, 115623), (261, 110307), (443, 64989), (747, 38541), (783, 36769), (1329, 21663), (2241, 12847), (2407, 11961), (3987, 7221)]