28515081

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4423}}^1$

素因数の和:4740

約数の個数: 16

約数和(自身を含む): 43602944

約数和(自身を除く): 15087863

約数列:

[1, 3, 7, 21, 307, 921, 2149, 4423, 6447, 13269, 30961, 92883, 1357861, 4073583, 9505027, 28515081]

約数ペア:

[(1, 28515081), (3, 9505027), (7, 4073583), (21, 1357861), (307, 92883), (921, 30961), (2149, 13269), (4423, 6447)]