66139815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{629903}}^1$

素因数の和:629918

約数の個数: 16

約数和(自身を含む): 120941568

約数和(自身を除く): 54801753

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 629903, 1889709, 3149515, 4409321, 9448545, 13227963, 22046605, 66139815]

約数ペア:

[(1, 66139815), (3, 22046605), (5, 13227963), (7, 9448545), (15, 4409321), (21, 3149515), (35, 1889709), (105, 629903)]