81826245

素因数分解:

$3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{5923}}^1$

素因数の和:6241

約数の個数: 24

約数和(自身を含む): 142318176

約数和(自身を除く): 60491931

約数列:

[1, 3, 5, 9, 15, 45, 307, 921, 1535, 2763, 4605, 5923, 13815, 17769, 29615, 53307, 88845, 266535, 1818361, 5455083, 9091805, 16365249, 27275415, 81826245]

約数ペア:

[(1, 81826245), (3, 27275415), (5, 16365249), (9, 9091805), (15, 5455083), (45, 1818361), (307, 266535), (921, 88845), (1535, 53307), (2763, 29615), (4605, 17769), (5923, 13815)]