28722639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{51199}}^1$

素因数の和:51230

約数の個数: 16

約数和(自身を含む): 44236800

約数和(自身を除く): 15514161

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 51199, 153597, 563189, 870383, 1689567, 2611149, 9574213, 28722639]

約数ペア:

[(1, 28722639), (3, 9574213), (11, 2611149), (17, 1689567), (33, 870383), (51, 563189), (187, 153597), (561, 51199)]