142954791

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{733}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 224921088

約数和(自身を除く): 81966297

約数列:

[1, 3, 7, 21, 37, 111, 251, 259, 733, 753, 777, 1757, 2199, 5131, 5271, 9287, 15393, 27121, 27861, 65009, 81363, 183983, 189847, 195027, 551949, 569541, 1287881, 3863643, 6807371, 20422113, 47651597, 142954791]

約数ペア:

[(1, 142954791), (3, 47651597), (7, 20422113), (21, 6807371), (37, 3863643), (111, 1287881), (251, 569541), (259, 551949), (733, 195027), (753, 189847), (777, 183983), (1757, 81363), (2199, 65009), (5131, 27861), (5271, 27121), (9287, 15393)]