28638904

素因数分解:

$2^3\times 7^1\times {\mathrm{511409}}^1$

素因数の和:511422

約数の個数: 16

約数和(自身を含む): 61369200

約数和(自身を除く): 32730296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 511409, 1022818, 2045636, 3579863, 4091272, 7159726, 14319452, 28638904]

約数ペア:

[(1, 28638904), (2, 14319452), (4, 7159726), (7, 4091272), (8, 3579863), (14, 2045636), (28, 1022818), (56, 511409)]