28720482

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{683821}}^1$

素因数の和:683833

約数の個数: 16

約数和(自身を含む): 65646912

約数和(自身を除く): 36926430

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 683821, 1367642, 2051463, 4102926, 4786747, 9573494, 14360241, 28720482]

約数ペア:

[(1, 28720482), (2, 14360241), (3, 9573494), (6, 4786747), (7, 4102926), (14, 2051463), (21, 1367642), (42, 683821)]