216886881

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{122743}}^1$

素因数の和:122796

約数の個数: 16

約数和(自身を含む): 314224640

約数和(自身を除く): 97337759

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 122743, 368229, 2332117, 3805033, 6996351, 11415099, 72295627, 216886881]

約数ペア:

[(1, 216886881), (3, 72295627), (19, 11415099), (31, 6996351), (57, 3805033), (93, 2332117), (589, 368229), (1767, 122743)]