247204905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{969431}}^1$

素因数の和:969456

約数の個数: 16

約数和(自身を含む): 418794624

約数和(自身を除く): 171589719

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 969431, 2908293, 4847155, 14541465, 16480327, 49440981, 82401635, 247204905]

約数ペア:

[(1, 247204905), (3, 82401635), (5, 49440981), (15, 16480327), (17, 14541465), (51, 4847155), (85, 2908293), (255, 969431)]