28012478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{787}}^1$

素因数の和:876

約数の個数: 24

約数和(自身を含む): 46566072

約数和(自身を除く): 18553594

約数列:

[1, 2, 13, 26, 37, 74, 481, 787, 962, 1369, 1574, 2738, 10231, 17797, 20462, 29119, 35594, 58238, 378547, 757094, 1077403, 2154806, 14006239, 28012478]

約数ペア:

[(1, 28012478), (2, 14006239), (13, 2154806), (26, 1077403), (37, 757094), (74, 378547), (481, 58238), (787, 35594), (962, 29119), (1369, 20462), (1574, 17797), (2738, 10231)]