28399818

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{11243}}^1$

素因数の和:11669

約数の個数: 16

約数和(自身を含む): 56939616

約数和(自身を除く): 28539798

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 11243, 22486, 33729, 67458, 4733303, 9466606, 14199909, 28399818]

約数ペア:

[(1, 28399818), (2, 14199909), (3, 9466606), (6, 4733303), (421, 67458), (842, 33729), (1263, 22486), (2526, 11243)]