28774009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 32440320

約数和(自身を除く): 3666311

約数列:

[1, 11, 43, 127, 473, 479, 1397, 5269, 5461, 20597, 60071, 60833, 226567, 669163, 2615819, 28774009]

約数ペア:

[(1, 28774009), (11, 2615819), (43, 669163), (127, 226567), (473, 60833), (479, 60071), (1397, 20597), (5269, 5461)]