275802009

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{919}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 435240960

約数和(自身を除く): 159438951

約数列:

[1, 3, 7, 21, 31, 93, 217, 461, 651, 919, 1383, 2757, 3227, 6433, 9681, 14291, 19299, 28489, 42873, 85467, 100037, 199423, 300111, 423659, 598269, 1270977, 2965613, 8896839, 13133429, 39400287, 91934003, 275802009]

約数ペア:

[(1, 275802009), (3, 91934003), (7, 39400287), (21, 13133429), (31, 8896839), (93, 2965613), (217, 1270977), (461, 598269), (651, 423659), (919, 300111), (1383, 199423), (2757, 100037), (3227, 85467), (6433, 42873), (9681, 28489), (14291, 19299)]