155520909

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{2053}}^1$

素因数の和:2521

約数の個数: 24

約数和(自身を含む): 237113760

約数和(自身を除く): 81592851

約数列:

[1, 3, 9, 19, 57, 171, 443, 1329, 2053, 3987, 6159, 8417, 18477, 25251, 39007, 75753, 117021, 351063, 909479, 2728437, 8185311, 17280101, 51840303, 155520909]

約数ペア:

[(1, 155520909), (3, 51840303), (9, 17280101), (19, 8185311), (57, 2728437), (171, 909479), (443, 351063), (1329, 117021), (2053, 75753), (3987, 39007), (6159, 25251), (8417, 18477)]