28649733

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25741}}^1$

素因数の和:25804

約数の個数: 16

約数和(自身を含む): 44482176

約数和(自身を除く): 15832443

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25741, 77223, 180187, 540561, 1364273, 4092819, 9549911, 28649733]

約数ペア:

[(1, 28649733), (3, 9549911), (7, 4092819), (21, 1364273), (53, 540561), (159, 180187), (371, 77223), (1113, 25741)]