4236981

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 7277760

約数和(自身を除く): 3040779

約数列:

[1, 3, 7, 19, 21, 37, 41, 49, 57, 111, 123, 133, 147, 259, 287, 399, 703, 777, 779, 861, 931, 1517, 1813, 2009, 2109, 2337, 2793, 4551, 4921, 5439, 5453, 6027, 10619, 14763, 16359, 28823, 31857, 34447, 38171, 74333, 86469, 103341, 114513, 201761, 222999, 605283, 1412327, 4236981]

約数ペア:

[(1, 4236981), (3, 1412327), (7, 605283), (19, 222999), (21, 201761), (37, 114513), (41, 103341), (49, 86469), (57, 74333), (111, 38171), (123, 34447), (133, 31857), (147, 28823), (259, 16359), (287, 14763), (399, 10619), (703, 6027), (777, 5453), (779, 5439), (861, 4921), (931, 4551), (1517, 2793), (1813, 2337), (2009, 2109)]