207264765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1669}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 352062720

約数和(自身を除く): 144797955

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 487, 1461, 1669, 2435, 5007, 7305, 8279, 8345, 24837, 25035, 28373, 41395, 85119, 124185, 141865, 425595, 812803, 2438409, 4064015, 12192045, 13817651, 41452953, 69088255, 207264765]

約数ペア:

[(1, 207264765), (3, 69088255), (5, 41452953), (15, 13817651), (17, 12192045), (51, 4064015), (85, 2438409), (255, 812803), (487, 425595), (1461, 141865), (1669, 124185), (2435, 85119), (5007, 41395), (7305, 28373), (8279, 25035), (8345, 24837)]