205506717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{599}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 311808000

約数和(自身を除く): 106301283

約数列:

[1, 3, 13, 19, 39, 57, 247, 463, 599, 741, 1389, 1797, 6019, 7787, 8797, 11381, 18057, 23361, 26391, 34143, 114361, 147953, 277337, 343083, 443859, 832011, 3605381, 5269403, 10816143, 15808209, 68502239, 205506717]

約数ペア:

[(1, 205506717), (3, 68502239), (13, 15808209), (19, 10816143), (39, 5269403), (57, 3605381), (247, 832011), (463, 443859), (599, 343083), (741, 277337), (1389, 147953), (1797, 114361), (6019, 34143), (7787, 26391), (8797, 23361), (11381, 18057)]