28261442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{3881}}^1$

素因数の和:4225

約数の個数: 16

約数和(自身を含む): 46397664

約数和(自身を除く): 18136222

約数列:

[1, 2, 11, 22, 331, 662, 3641, 3881, 7282, 7762, 42691, 85382, 1284611, 2569222, 14130721, 28261442]

約数ペア:

[(1, 28261442), (2, 14130721), (11, 2569222), (22, 1284611), (331, 85382), (662, 42691), (3641, 7762), (3881, 7282)]