201780171

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2423}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 307557120

約数和(自身を除く): 105776949

約数列:

[1, 3, 9, 19, 57, 171, 487, 1461, 2423, 4383, 7269, 9253, 21807, 27759, 46037, 83277, 138111, 414333, 1180001, 3540003, 10620009, 22420019, 67260057, 201780171]

約数ペア:

[(1, 201780171), (3, 67260057), (9, 22420019), (19, 10620009), (57, 3540003), (171, 1180001), (487, 414333), (1461, 138111), (2423, 83277), (4383, 46037), (7269, 27759), (9253, 21807)]