121785356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{395407}}^1$

素因数の和:395429

約数の個数: 24

約数和(自身を含む): 265714176

約数和(自身を除く): 143928820

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 395407, 790814, 1581628, 2767849, 4349477, 5535698, 8698954, 11071396, 17397908, 30446339, 60892678, 121785356]

約数ペア:

[(1, 121785356), (2, 60892678), (4, 30446339), (7, 17397908), (11, 11071396), (14, 8698954), (22, 5535698), (28, 4349477), (44, 2767849), (77, 1581628), (154, 790814), (308, 395407)]