12877557

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 21648384

約数和(自身を除く): 8770827

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 521, 749, 1177, 1563, 2247, 3531, 3647, 5731, 8239, 10941, 17193, 24717, 40117, 55747, 120351, 167241, 390229, 613217, 1170687, 1839651, 4292519, 12877557]

約数ペア:

[(1, 12877557), (3, 4292519), (7, 1839651), (11, 1170687), (21, 613217), (33, 390229), (77, 167241), (107, 120351), (231, 55747), (321, 40117), (521, 24717), (749, 17193), (1177, 10941), (1563, 8239), (2247, 5731), (3531, 3647)]