219813126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{90907}}^1$

素因数の和:90956

約数の個数: 32

約数和(自身を含む): 488721408

約数和(自身を除く): 268908282

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 90907, 181814, 272721, 545442, 1181791, 2363582, 2818117, 3545373, 5636234, 7090746, 8454351, 16908702, 36635521, 73271042, 109906563, 219813126]

約数ペア:

[(1, 219813126), (2, 109906563), (3, 73271042), (6, 36635521), (13, 16908702), (26, 8454351), (31, 7090746), (39, 5636234), (62, 3545373), (78, 2818117), (93, 2363582), (186, 1181791), (403, 545442), (806, 272721), (1209, 181814), (2418, 90907)]