40820655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{160081}}^1$

素因数の和:160106

約数の個数: 16

約数和(自身を含む): 69155424

約数和(自身を除く): 28334769

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 160081, 480243, 800405, 2401215, 2721377, 8164131, 13606885, 40820655]

約数ペア:

[(1, 40820655), (3, 13606885), (5, 8164131), (15, 2721377), (17, 2401215), (51, 800405), (85, 480243), (255, 160081)]