128894271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{853}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 198401280

約数和(自身を除く): 69507009

約数列:

[1, 3, 11, 19, 33, 57, 209, 241, 627, 723, 853, 2559, 2651, 4579, 7953, 9383, 13737, 16207, 28149, 48621, 50369, 151107, 178277, 205573, 534831, 616719, 2261303, 3905887, 6783909, 11717661, 42964757, 128894271]

約数ペア:

[(1, 128894271), (3, 42964757), (11, 11717661), (19, 6783909), (33, 3905887), (57, 2261303), (209, 616719), (241, 534831), (627, 205573), (723, 178277), (853, 151107), (2559, 50369), (2651, 48621), (4579, 28149), (7953, 16207), (9383, 13737)]