28910238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{688339}}^1$

素因数の和:688351

約数の個数: 16

約数和(自身を含む): 66080640

約数和(自身を除く): 37170402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 688339, 1376678, 2065017, 4130034, 4818373, 9636746, 14455119, 28910238]

約数ペア:

[(1, 28910238), (2, 14455119), (3, 9636746), (6, 4818373), (7, 4130034), (14, 2065017), (21, 1376678), (42, 688339)]