20160099

素因数分解:

$3^2\times {\mathrm{67}}^2\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 18

約数和(自身を含む): 29620500

約数和(自身を除く): 9460401

約数列:

[1, 3, 9, 67, 201, 499, 603, 1497, 4489, 4491, 13467, 33433, 40401, 100299, 300897, 2240011, 6720033, 20160099]

約数ペア:

[(1, 20160099), (3, 6720033), (9, 2240011), (67, 300897), (201, 100299), (499, 40401), (603, 33433), (1497, 13467), (4489, 4491)]