207719919

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{8779}}^1$

素因数の和:9035

約数の個数: 24

約数和(自身を含む): 328723200

約数和(自身を除く): 121003281

約数列:

[1, 3, 9, 11, 33, 99, 239, 717, 2151, 2629, 7887, 8779, 23661, 26337, 79011, 96569, 289707, 869121, 2098181, 6294543, 18883629, 23079991, 69239973, 207719919]

約数ペア:

[(1, 207719919), (3, 69239973), (9, 23079991), (11, 18883629), (33, 6294543), (99, 2098181), (239, 869121), (717, 289707), (2151, 96569), (2629, 79011), (7887, 26337), (8779, 23661)]