664374295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{237701}}^1$

素因数の和:237762

約数の個数: 16

約数和(自身を含む): 878546592

約数和(自身を除く): 214172297

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 237701, 1188505, 3090113, 10221143, 15450565, 51105715, 132874859, 664374295]

約数ペア:

[(1, 664374295), (5, 132874859), (13, 51105715), (43, 15450565), (65, 10221143), (215, 3090113), (559, 1188505), (2795, 237701)]