180655419

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 280659456

約数和(自身を除く): 100004037

約数列:

[1, 3, 7, 21, 97, 131, 291, 393, 677, 679, 917, 2031, 2037, 2751, 4739, 12707, 14217, 38121, 65669, 88687, 88949, 197007, 266061, 266847, 459683, 620809, 1379049, 1862427, 8602639, 25807917, 60218473, 180655419]

約数ペア:

[(1, 180655419), (3, 60218473), (7, 25807917), (21, 8602639), (97, 1862427), (131, 1379049), (291, 620809), (393, 459683), (677, 266847), (679, 266061), (917, 197007), (2031, 88949), (2037, 88687), (2751, 65669), (4739, 38121), (12707, 14217)]