1087311545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{219881}}^1$

素因数の和:219952

約数の個数: 16

約数和(自身を含む): 1393172352

約数和(自身を除く): 305860807

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 219881, 1099405, 5057263, 9454883, 25286315, 47274415, 217462309, 1087311545]

約数ペア:

[(1, 1087311545), (5, 217462309), (23, 47274415), (43, 25286315), (115, 9454883), (215, 5057263), (989, 1099405), (4945, 219881)]