858193915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{214817}}^1$

素因数の和:214886

約数の個数: 16

約数和(自身を含む): 1113616512

約数和(自身を除く): 255422597

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 214817, 1074085, 3651889, 10096399, 18259445, 50481995, 171638783, 858193915]

約数ペア:

[(1, 858193915), (5, 171638783), (17, 50481995), (47, 18259445), (85, 10096399), (235, 3651889), (799, 1074085), (3995, 214817)]