1208888901

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4783}}^1$

素因数の和:4863

約数の個数: 64

約数和(自身を含む): 2094243840

約数和(自身を除く): 885354939

約数列:

[1, 3, 9, 11, 23, 27, 33, 37, 69, 99, 111, 207, 253, 297, 333, 407, 621, 759, 851, 999, 1221, 2277, 2553, 3663, 4783, 6831, 7659, 9361, 10989, 14349, 22977, 28083, 43047, 52613, 84249, 110009, 129141, 157839, 176971, 252747, 330027, 473517, 530913, 990081, 1210099, 1420551, 1592739, 1946681, 2970243, 3630297, 4070333, 4778217, 5840043, 10890891, 12210999, 17520129, 32672673, 36632997, 44773663, 52560387, 109898991, 134320989, 402962967, 1208888901]

約数ペア:

[(1, 1208888901), (3, 402962967), (9, 134320989), (11, 109898991), (23, 52560387), (27, 44773663), (33, 36632997), (37, 32672673), (69, 17520129), (99, 12210999), (111, 10890891), (207, 5840043), (253, 4778217), (297, 4070333), (333, 3630297), (407, 2970243), (621, 1946681), (759, 1592739), (851, 1420551), (999, 1210099), (1221, 990081), (2277, 530913), (2553, 473517), (3663, 330027), (4783, 252747), (6831, 176971), (7659, 157839), (9361, 129141), (10989, 110009), (14349, 84249), (22977, 52613), (28083, 43047)]