31277547

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12109}}^1$

素因数の和:12163

約数の個数: 24

約数和(自身を含む): 52896480

約数和(自身を除く): 21618933

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 12109, 36327, 84763, 108981, 254289, 496469, 762867, 1489407, 3475283, 4468221, 10425849, 31277547]

約数ペア:

[(1, 31277547), (3, 10425849), (7, 4468221), (9, 3475283), (21, 1489407), (41, 762867), (63, 496469), (123, 254289), (287, 108981), (369, 84763), (861, 36327), (2583, 12109)]