121569261

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1559}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 188697600

約数和(自身を除く): 67128339

約数列:

[1, 3, 11, 17, 33, 51, 139, 187, 417, 561, 1529, 1559, 2363, 4587, 4677, 7089, 17149, 25993, 26503, 51447, 77979, 79509, 216701, 291533, 650103, 874599, 2383711, 3683917, 7151133, 11051751, 40523087, 121569261]

約数ペア:

[(1, 121569261), (3, 40523087), (11, 11051751), (17, 7151133), (33, 3683917), (51, 2383711), (139, 874599), (187, 650103), (417, 291533), (561, 216701), (1529, 79509), (1559, 77979), (2363, 51447), (4587, 26503), (4677, 25993), (7089, 17149)]