208727278

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:1024

約数の個数: 24

約数和(自身を含む): 326379240

約数和(自身を除く): 117651962

約数列:

[1, 2, 31, 62, 131, 262, 829, 961, 1658, 1922, 4061, 8122, 25699, 51398, 108599, 125891, 217198, 251782, 796669, 1593338, 3366569, 6733138, 104363639, 208727278]

約数ペア:

[(1, 208727278), (2, 104363639), (31, 6733138), (62, 3366569), (131, 1593338), (262, 796669), (829, 251782), (961, 217198), (1658, 125891), (1922, 108599), (4061, 51398), (8122, 25699)]