720814081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^2$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 804976704

約数和(自身を除く): 84162623

約数列:

[1, 13, 71, 83, 97, 923, 1079, 1261, 5893, 6887, 8051, 9409, 76609, 89531, 104663, 122317, 571621, 668039, 780947, 7431073, 8684507, 10152311, 55447237, 720814081]

約数ペア:

[(1, 720814081), (13, 55447237), (71, 10152311), (83, 8684507), (97, 7431073), (923, 780947), (1079, 668039), (1261, 571621), (5893, 122317), (6887, 104663), (8051, 89531), (9409, 76609)]