212319987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{378467}}^1$

素因数の和:378498

約数の個数: 16

約数和(自身を含む): 326996352

約数和(自身を除く): 114676365

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 378467, 1135401, 4163137, 6433939, 12489411, 19301817, 70773329, 212319987]

約数ペア:

[(1, 212319987), (3, 70773329), (11, 19301817), (17, 12489411), (33, 6433939), (51, 4163137), (187, 1135401), (561, 378467)]