128401926

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{200003}}^1$

素因数の和:200115

約数の個数: 16

約数和(自身を含む): 259205184

約数和(自身を除く): 130803258

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 200003, 400006, 600009, 1200018, 21400321, 42800642, 64200963, 128401926]

約数ペア:

[(1, 128401926), (2, 64200963), (3, 42800642), (6, 21400321), (107, 1200018), (214, 600009), (321, 400006), (642, 200003)]