199443316

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{358711}}^1$

素因数の和:358854

約数の個数: 12

約数和(自身を含む): 351537760

約数和(自身を除く): 152094444

約数列:

[1, 2, 4, 139, 278, 556, 358711, 717422, 1434844, 49860829, 99721658, 199443316]

約数ペア:

[(1, 199443316), (2, 99721658), (4, 49860829), (139, 1434844), (278, 717422), (556, 358711)]