311810274

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{907}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 688409280

約数和(自身を除く): 376599006

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 269, 426, 538, 639, 807, 907, 1278, 1614, 1814, 2421, 2721, 4842, 5442, 8163, 16326, 19099, 38198, 57297, 64397, 114594, 128794, 171891, 193191, 243983, 343782, 386382, 487966, 579573, 731949, 1159146, 1463898, 2195847, 4391694, 17322793, 34645586, 51968379, 103936758, 155905137, 311810274]

約数ペア:

[(1, 311810274), (2, 155905137), (3, 103936758), (6, 51968379), (9, 34645586), (18, 17322793), (71, 4391694), (142, 2195847), (213, 1463898), (269, 1159146), (426, 731949), (538, 579573), (639, 487966), (807, 386382), (907, 343782), (1278, 243983), (1614, 193191), (1814, 171891), (2421, 128794), (2721, 114594), (4842, 64397), (5442, 57297), (8163, 38198), (16326, 19099)]