28256151

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{122321}}^1$

素因数の和:122342

約数の個数: 16

約数和(自身を含む): 46971648

約数和(自身を除く): 18715497

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 122321, 366963, 856247, 1345531, 2568741, 4036593, 9418717, 28256151]

約数ペア:

[(1, 28256151), (3, 9418717), (7, 4036593), (11, 2568741), (21, 1345531), (33, 856247), (77, 366963), (231, 122321)]