290692922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{26557}}^1$

素因数の和:26993

約数の個数: 16

約数和(自身を含む): 470713992

約数和(自身を除く): 180021070

約数列:

[1, 2, 13, 26, 421, 842, 5473, 10946, 26557, 53114, 345241, 690482, 11180497, 22360994, 145346461, 290692922]

約数ペア:

[(1, 290692922), (2, 145346461), (13, 22360994), (26, 11180497), (421, 690482), (842, 345241), (5473, 53114), (10946, 26557)]