7139889

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 10779392

約数和(自身を除く): 3639503

約数列:

[1, 3, 9, 31, 93, 157, 163, 279, 471, 489, 1413, 1467, 4867, 5053, 14601, 15159, 25591, 43803, 45477, 76773, 230319, 793321, 2379963, 7139889]

約数ペア:

[(1, 7139889), (3, 2379963), (9, 793321), (31, 230319), (93, 76773), (157, 45477), (163, 43803), (279, 25591), (471, 15159), (489, 14601), (1413, 5053), (1467, 4867)]