28133007

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1973}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 44107056

約数和(自身を除く): 15974049

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 1973, 2037, 4753, 5919, 13811, 14259, 41433, 96677, 191381, 290031, 574143, 1339667, 4019001, 9377669, 28133007]

約数ペア:

[(1, 28133007), (3, 9377669), (7, 4019001), (21, 1339667), (49, 574143), (97, 290031), (147, 191381), (291, 96677), (679, 41433), (1973, 14259), (2037, 13811), (4753, 5919)]