87312213

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{839}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 130690560

約数和(自身を除く): 43378347

約数列:

[1, 3, 9, 31, 93, 279, 373, 839, 1119, 2517, 3357, 7551, 11563, 26009, 34689, 78027, 104067, 234081, 312947, 938841, 2816523, 9701357, 29104071, 87312213]

約数ペア:

[(1, 87312213), (3, 29104071), (9, 9701357), (31, 2816523), (93, 938841), (279, 312947), (373, 234081), (839, 104067), (1119, 78027), (2517, 34689), (3357, 26009), (7551, 11563)]