137254971

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{22307}}^1$

素因数の和:22610

約数の個数: 16

約数和(自身を含む): 209873664

約数和(自身を除く): 72618693

約数列:

[1, 3, 7, 21, 293, 879, 2051, 6153, 22307, 66921, 156149, 468447, 6535951, 19607853, 45751657, 137254971]

約数ペア:

[(1, 137254971), (3, 45751657), (7, 19607853), (21, 6535951), (293, 468447), (879, 156149), (2051, 66921), (6153, 22307)]