12481329

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 19502208

約数和(自身を除く): 7020879

約数列:

[1, 3, 7, 21, 49, 147, 197, 431, 591, 1293, 1379, 3017, 4137, 9051, 9653, 21119, 28959, 63357, 84907, 254721, 594349, 1783047, 4160443, 12481329]

約数ペア:

[(1, 12481329), (3, 4160443), (7, 1783047), (21, 594349), (49, 254721), (147, 84907), (197, 63357), (431, 28959), (591, 21119), (1293, 9653), (1379, 9051), (3017, 4137)]