787115727

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{9403}}^1$

素因数の和:9611

約数の個数: 24

約数和(自身を含む): 1161883008

約数和(自身を除く): 374767281

約数列:

[1, 3, 9, 71, 131, 213, 393, 639, 1179, 9301, 9403, 27903, 28209, 83709, 84627, 667613, 1231793, 2002839, 3695379, 6008517, 11086137, 87457303, 262371909, 787115727]

約数ペア:

[(1, 787115727), (3, 262371909), (9, 87457303), (71, 11086137), (131, 6008517), (213, 3695379), (393, 2002839), (639, 1231793), (1179, 667613), (9301, 84627), (9403, 83709), (27903, 28209)]