209901134

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{20249}}^1$

素因数の和:20395

約数の個数: 16

約数和(自身を含む): 323676000

約数和(自身を除く): 113774866

約数列:

[1, 2, 71, 73, 142, 146, 5183, 10366, 20249, 40498, 1437679, 1478177, 2875358, 2956354, 104950567, 209901134]

約数ペア:

[(1, 209901134), (2, 104950567), (71, 2956354), (73, 2875358), (142, 1478177), (146, 1437679), (5183, 40498), (10366, 20249)]