81542013

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{228409}}^1$

素因数の和:228436

約数の個数: 16

約数和(自身を含む): 131564160

約数和(自身を除く): 50022147

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 228409, 685227, 1598863, 3882953, 4796589, 11648859, 27180671, 81542013]

約数ペア:

[(1, 81542013), (3, 27180671), (7, 11648859), (17, 4796589), (21, 3882953), (51, 1598863), (119, 685227), (357, 228409)]