28638087

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1031}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 39232512

約数和(自身を除く): 10594425

約数列:

[1, 3, 47, 141, 197, 591, 1031, 3093, 9259, 27777, 48457, 145371, 203107, 609321, 9546029, 28638087]

約数ペア:

[(1, 28638087), (3, 9546029), (47, 609321), (141, 203107), (197, 145371), (591, 48457), (1031, 27777), (3093, 9259)]