78722361

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 122943744

約数和(自身を除く): 44221383

約数列:

[1, 3, 9, 27, 31, 81, 93, 107, 279, 293, 321, 837, 879, 963, 2511, 2637, 2889, 3317, 7911, 8667, 9083, 9951, 23733, 27249, 29853, 31351, 81747, 89559, 94053, 245241, 268677, 282159, 735723, 846477, 971881, 2539431, 2915643, 8746929, 26240787, 78722361]

約数ペア:

[(1, 78722361), (3, 26240787), (9, 8746929), (27, 2915643), (31, 2539431), (81, 971881), (93, 846477), (107, 735723), (279, 282159), (293, 268677), (321, 245241), (837, 94053), (879, 89559), (963, 81747), (2511, 31351), (2637, 29853), (2889, 27249), (3317, 23733), (7911, 9951), (8667, 9083)]