8732241

素因数分解:

$3^2\times 7^2\times {\mathrm{19801}}^1$

素因数の和:19821

約数の個数: 18

約数和(自身を含む): 14673282

約数和(自身を除く): 5941041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 19801, 59403, 138607, 178209, 415821, 970249, 1247463, 2910747, 8732241]

約数ペア:

[(1, 8732241), (3, 2910747), (7, 1247463), (9, 970249), (21, 415821), (49, 178209), (63, 138607), (147, 59403), (441, 19801)]