28782633

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 43343104

約数和(自身を除く): 14560471

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 2143, 4477, 6429, 13431, 23573, 70719, 79291, 237873, 259303, 777909, 872201, 2616603, 9594211, 28782633]

約数ペア:

[(1, 28782633), (3, 9594211), (11, 2616603), (33, 872201), (37, 777909), (111, 259303), (121, 237873), (363, 79291), (407, 70719), (1221, 23573), (2143, 13431), (4477, 6429)]