198759903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1\times {\mathrm{3989}}^1$

素因数の和:4986

約数の個数: 16

約数和(自身を含む): 280959840

約数和(自身を除く): 82199937

約数列:

[1, 3, 17, 51, 977, 2931, 3989, 11967, 16609, 49827, 67813, 203439, 3897253, 11691759, 66253301, 198759903]

約数ペア:

[(1, 198759903), (3, 66253301), (17, 11691759), (51, 3897253), (977, 203439), (2931, 67813), (3989, 49827), (11967, 16609)]