31342737

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 45045504

約数和(自身を除く): 13702767

約数列:

[1, 3, 37, 41, 71, 97, 111, 123, 213, 291, 1517, 2627, 2911, 3589, 3977, 4551, 6887, 7881, 8733, 10767, 11931, 20661, 107707, 147149, 254819, 282367, 323121, 441447, 764457, 847101, 10447579, 31342737]

約数ペア:

[(1, 31342737), (3, 10447579), (37, 847101), (41, 764457), (71, 441447), (97, 323121), (111, 282367), (123, 254819), (213, 147149), (291, 107707), (1517, 20661), (2627, 11931), (2911, 10767), (3589, 8733), (3977, 7881), (4551, 6887)]