290872484

素因数分解:

$2^2\times 7^1\times {\mathrm{2381}}^1\times {\mathrm{4363}}^1$

素因数の和:6755

約数の個数: 24

約数和(自身を含む): 582122688

約数和(自身を除く): 291250204

約数列:

[1, 2, 4, 7, 14, 28, 2381, 4363, 4762, 8726, 9524, 16667, 17452, 30541, 33334, 61082, 66668, 122164, 10388303, 20776606, 41553212, 72718121, 145436242, 290872484]

約数ペア:

[(1, 290872484), (2, 145436242), (4, 72718121), (7, 41553212), (14, 20776606), (28, 10388303), (2381, 122164), (4363, 66668), (4762, 61082), (8726, 33334), (9524, 30541), (16667, 17452)]