67863847

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 18

約数和(自身を含む): 74387328

約数和(自身を除く): 6523481

約数列:

[1, 17, 43, 127, 289, 731, 1849, 2159, 5461, 12427, 31433, 36703, 92837, 234823, 534361, 1578229, 3991991, 67863847]

約数ペア:

[(1, 67863847), (17, 3991991), (43, 1578229), (127, 534361), (289, 234823), (731, 92837), (1849, 36703), (2159, 31433), (5461, 12427)]