205133067

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 343289856

約数和(自身を除く): 138156789

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 127, 153, 207, 243, 289, 381, 391, 459, 621, 867, 1143, 1173, 1377, 1863, 2159, 2601, 2921, 3429, 3519, 4131, 5589, 6477, 6647, 7803, 8763, 10287, 10557, 19431, 19941, 23409, 26289, 30861, 31671, 36703, 49657, 58293, 59823, 70227, 78867, 95013, 110109, 148971, 174879, 179469, 236601, 330327, 446913, 524637, 538407, 709803, 844169, 990981, 1340739, 1615221, 2532507, 2972943, 4022217, 7597521, 8918829, 12066651, 22792563, 68377689, 205133067]

約数ペア:

[(1, 205133067), (3, 68377689), (9, 22792563), (17, 12066651), (23, 8918829), (27, 7597521), (51, 4022217), (69, 2972943), (81, 2532507), (127, 1615221), (153, 1340739), (207, 990981), (243, 844169), (289, 709803), (381, 538407), (391, 524637), (459, 446913), (621, 330327), (867, 236601), (1143, 179469), (1173, 174879), (1377, 148971), (1863, 110109), (2159, 95013), (2601, 78867), (2921, 70227), (3429, 59823), (3519, 58293), (4131, 49657), (5589, 36703), (6477, 31671), (6647, 30861), (7803, 26289), (8763, 23409), (10287, 19941), (10557, 19431)]