131688837

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67429}}^1$

素因数の和:67473

約数の個数: 24

約数和(自身を含む): 224407040

約数和(自身を除く): 92718203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 67429, 202287, 472003, 606861, 1416009, 2090299, 4248027, 6270897, 14632093, 18812691, 43896279, 131688837]

約数ペア:

[(1, 131688837), (3, 43896279), (7, 18812691), (9, 14632093), (21, 6270897), (31, 4248027), (63, 2090299), (93, 1416009), (217, 606861), (279, 472003), (651, 202287), (1953, 67429)]