409479867

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{297371}}^1$

素因数の和:297400

約数の個数: 20

約数和(自身を含む): 647676216

約数和(自身を除く): 238196349

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 297371, 892113, 2676339, 5055307, 8029017, 15165921, 24087051, 45497763, 136493289, 409479867]

約数ペア:

[(1, 409479867), (3, 136493289), (9, 45497763), (17, 24087051), (27, 15165921), (51, 8029017), (81, 5055307), (153, 2676339), (459, 892113), (1377, 297371)]