206816679

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{450581}}^1$

素因数の和:450607

約数の個数: 16

約数和(自身を含む): 324419040

約数和(自身を除く): 117602361

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 450581, 1351743, 4055229, 7659877, 12165687, 22979631, 68938893, 206816679]

約数ペア:

[(1, 206816679), (3, 68938893), (9, 22979631), (17, 12165687), (27, 7659877), (51, 4055229), (153, 1351743), (459, 450581)]