28405593

素因数分解:

$3^3\times {\mathrm{269}}^1\times {\mathrm{3911}}^1$

素因数の和:4189

約数の個数: 16

約数和(自身を含む): 42249600

約数和(自身を除く): 13844007

約数列:

[1, 3, 9, 27, 269, 807, 2421, 3911, 7263, 11733, 35199, 105597, 1052059, 3156177, 9468531, 28405593]

約数ペア:

[(1, 28405593), (3, 9468531), (9, 3156177), (27, 1052059), (269, 105597), (807, 35199), (2421, 11733), (3911, 7263)]