391420257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1\times {\mathrm{6871}}^1$

素因数の和:8008

約数の個数: 16

約数和(自身を含む): 553168512

約数和(自身を除く): 161748255

約数列:

[1, 3, 17, 51, 1117, 3351, 6871, 18989, 20613, 56967, 116807, 350421, 7674907, 23024721, 130473419, 391420257]

約数ペア:

[(1, 391420257), (3, 130473419), (17, 23024721), (51, 7674907), (1117, 350421), (3351, 116807), (6871, 56967), (18989, 20613)]