205120971419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{118635611}}^1$

素因数の和:118635650

約数の個数: 16

約数和(自身を含む): 265743770880

約数和(自身を除く): 60622799461

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 118635611, 830449277, 1542262943, 2254076609, 10795840601, 15778536263, 29302995917, 205120971419]

約数ペア:

[(1, 205120971419), (7, 29302995917), (13, 15778536263), (19, 10795840601), (91, 2254076609), (133, 1542262943), (247, 830449277), (1729, 118635611)]