81550605

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{39113}}^1$

素因数の和:39260

約数の個数: 16

約数和(自身を含む): 131423040

約数和(自身を除く): 49872435

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 39113, 117339, 195565, 586695, 5436707, 16310121, 27183535, 81550605]

約数ペア:

[(1, 81550605), (3, 27183535), (5, 16310121), (15, 5436707), (139, 586695), (417, 195565), (695, 117339), (2085, 39113)]