197009619

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{21839}}^1$

素因数の和:21970

約数の個数: 16

約数和(自身を含む): 273960960

約数和(自身を除く): 76951341

約数列:

[1, 3, 31, 93, 97, 291, 3007, 9021, 21839, 65517, 677009, 2031027, 2118383, 6355149, 65669873, 197009619]

約数ペア:

[(1, 197009619), (3, 65669873), (31, 6355149), (93, 2118383), (97, 2031027), (291, 677009), (3007, 65517), (9021, 21839)]