28960407

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4463}}^1$

素因数の和:4579

約数の個数: 24

約数和(自身を含む): 48282624

約数和(自身を除く): 19322217

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 4463, 6489, 13389, 31241, 40167, 93723, 281169, 459689, 1379067, 3217823, 4137201, 9653469, 28960407]

約数ペア:

[(1, 28960407), (3, 9653469), (7, 4137201), (9, 3217823), (21, 1379067), (63, 459689), (103, 281169), (309, 93723), (721, 40167), (927, 31241), (2163, 13389), (4463, 6489)]