28007638

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1621}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 43093296

約数和(自身を除く): 15085658

約数列:

[1, 2, 53, 106, 163, 326, 1621, 3242, 8639, 17278, 85913, 171826, 264223, 528446, 14003819, 28007638]

約数ペア:

[(1, 28007638), (2, 14003819), (53, 528446), (106, 264223), (163, 171826), (326, 85913), (1621, 17278), (3242, 8639)]