28990588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{1009}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 55485360

約数和(自身を除く): 26494772

約数列:

[1, 2, 4, 11, 22, 44, 653, 1009, 1306, 2018, 2612, 4036, 7183, 11099, 14366, 22198, 28732, 44396, 658877, 1317754, 2635508, 7247647, 14495294, 28990588]

約数ペア:

[(1, 28990588), (2, 14495294), (4, 7247647), (11, 2635508), (22, 1317754), (44, 658877), (653, 44396), (1009, 28732), (1306, 22198), (2018, 14366), (2612, 11099), (4036, 7183)]