212680281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2081}}^1$

素因数の和:2277

約数の個数: 32

約数和(自身を含む): 327790080

約数和(自身を除く): 115109799

約数列:

[1, 3, 11, 19, 33, 57, 163, 209, 489, 627, 1793, 2081, 3097, 5379, 6243, 9291, 22891, 34067, 39539, 68673, 102201, 118617, 339203, 434929, 1017609, 1304787, 3731233, 6444857, 11193699, 19334571, 70893427, 212680281]

約数ペア:

[(1, 212680281), (3, 70893427), (11, 19334571), (19, 11193699), (33, 6444857), (57, 3731233), (163, 1304787), (209, 1017609), (489, 434929), (627, 339203), (1793, 118617), (2081, 102201), (3097, 68673), (5379, 39539), (6243, 34067), (9291, 22891)]