12107997

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 20704320

約数和(自身を除く): 8596323

約数列:

[1, 3, 9, 11, 19, 33, 41, 57, 99, 123, 157, 171, 209, 369, 451, 471, 627, 779, 1353, 1413, 1727, 1881, 2337, 2983, 4059, 5181, 6437, 7011, 8569, 8949, 15543, 19311, 25707, 26847, 32813, 57933, 70807, 77121, 98439, 122303, 212421, 295317, 366909, 637263, 1100727, 1345333, 4035999, 12107997]

約数ペア:

[(1, 12107997), (3, 4035999), (9, 1345333), (11, 1100727), (19, 637263), (33, 366909), (41, 295317), (57, 212421), (99, 122303), (123, 98439), (157, 77121), (171, 70807), (209, 57933), (369, 32813), (451, 26847), (471, 25707), (627, 19311), (779, 15543), (1353, 8949), (1413, 8569), (1727, 7011), (1881, 6437), (2337, 5181), (2983, 4059)]