28124943

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 47224320

約数和(自身を除く): 19099377

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 327, 763, 1117, 1199, 2289, 3351, 3597, 7819, 8393, 12287, 23457, 25179, 36861, 86009, 121753, 258027, 365259, 852271, 1339283, 2556813, 4017849, 9374981, 28124943]

約数ペア:

[(1, 28124943), (3, 9374981), (7, 4017849), (11, 2556813), (21, 1339283), (33, 852271), (77, 365259), (109, 258027), (231, 121753), (327, 86009), (763, 36861), (1117, 25179), (1199, 23457), (2289, 12287), (3351, 8393), (3597, 7819)]