291213206

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{20563}}^1$

素因数の和:20735

約数の個数: 16

約数和(自身を含む): 447390384

約数和(自身を除く): 156177178

約数列:

[1, 2, 73, 97, 146, 194, 7081, 14162, 20563, 41126, 1501099, 1994611, 3002198, 3989222, 145606603, 291213206]

約数ペア:

[(1, 291213206), (2, 145606603), (73, 3989222), (97, 3002198), (146, 1994611), (194, 1501099), (7081, 41126), (14162, 20563)]