39889683

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{487}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 60902400

約数和(自身を除く): 21012717

約数列:

[1, 3, 9, 19, 57, 171, 479, 487, 1437, 1461, 4311, 4383, 9101, 9253, 27303, 27759, 81909, 83277, 233273, 699819, 2099457, 4432187, 13296561, 39889683]

約数ペア:

[(1, 39889683), (3, 13296561), (9, 4432187), (19, 2099457), (57, 699819), (171, 233273), (479, 83277), (487, 81909), (1437, 27759), (1461, 27303), (4311, 9253), (4383, 9101)]