84865887

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{61631}}^1$

素因数の和:61660

約数の個数: 20

約数和(自身を含む): 134234496

約数和(自身を除く): 49368609

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 61631, 184893, 554679, 1047727, 1664037, 3143181, 4992111, 9429543, 28288629, 84865887]

約数ペア:

[(1, 84865887), (3, 28288629), (9, 9429543), (17, 4992111), (27, 3143181), (51, 1664037), (81, 1047727), (153, 554679), (459, 184893), (1377, 61631)]