258354315

素因数分解:

$3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{18701}}^1$

素因数の和:19019

約数の個数: 24

約数和(自身を含む): 449296848

約数和(自身を除く): 190942533

約数列:

[1, 3, 5, 9, 15, 45, 307, 921, 1535, 2763, 4605, 13815, 18701, 56103, 93505, 168309, 280515, 841545, 5741207, 17223621, 28706035, 51670863, 86118105, 258354315]

約数ペア:

[(1, 258354315), (3, 86118105), (5, 51670863), (9, 28706035), (15, 17223621), (45, 5741207), (307, 841545), (921, 280515), (1535, 168309), (2763, 93505), (4605, 56103), (13815, 18701)]