255024207

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{136889}}^1$

素因数の和:136924

約数の個数: 20

約数和(自身を含む): 397528560

約数和(自身を除く): 142504353

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 136889, 410667, 1232001, 3148447, 3696003, 9445341, 11088009, 28336023, 85008069, 255024207]

約数ペア:

[(1, 255024207), (3, 85008069), (9, 28336023), (23, 11088009), (27, 9445341), (69, 3696003), (81, 3148447), (207, 1232001), (621, 410667), (1863, 136889)]