190132019

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{20407}}^1$

素因数の和:20447

約数の個数: 16

約数和(自身を含む): 239018496

約数和(自身を除く): 48886477

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 20407, 142849, 224477, 1571339, 2469247, 17284729, 27161717, 190132019]

約数ペア:

[(1, 190132019), (7, 27161717), (11, 17284729), (77, 2469247), (121, 1571339), (847, 224477), (1331, 142849), (9317, 20407)]