1218277995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103993}}^1$

素因数の和:104083

約数の個数: 32

約数和(自身を含む): 2156419584

約数和(自身を除く): 938141589

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2343, 3905, 11715, 103993, 311979, 519965, 1143923, 1559895, 3431769, 5719615, 7383503, 17158845, 22150509, 36917515, 81218533, 110752545, 243655599, 406092665, 1218277995]

約数ペア:

[(1, 1218277995), (3, 406092665), (5, 243655599), (11, 110752545), (15, 81218533), (33, 36917515), (55, 22150509), (71, 17158845), (165, 7383503), (213, 5719615), (355, 3431769), (781, 1559895), (1065, 1143923), (2343, 519965), (3905, 311979), (11715, 103993)]