218204882

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{389}}^2$

素因数の和:890

約数の個数: 24

約数和(自身を含む): 378670656

約数和(自身を除く): 160465774

約数列:

[1, 2, 7, 14, 103, 206, 389, 721, 778, 1442, 2723, 5446, 40067, 80134, 151321, 280469, 302642, 560938, 1059247, 2118494, 15586063, 31172126, 109102441, 218204882]

約数ペア:

[(1, 218204882), (2, 109102441), (7, 31172126), (14, 15586063), (103, 2118494), (206, 1059247), (389, 560938), (721, 302642), (778, 280469), (1442, 151321), (2723, 80134), (5446, 40067)]