28418235

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 18341445

約数列:

[1, 3, 5, 15, 59, 163, 177, 197, 295, 489, 591, 815, 885, 985, 2445, 2955, 9617, 11623, 28851, 32111, 34869, 48085, 58115, 96333, 144255, 160555, 174345, 481665, 1894549, 5683647, 9472745, 28418235]

約数ペア:

[(1, 28418235), (3, 9472745), (5, 5683647), (15, 1894549), (59, 481665), (163, 174345), (177, 160555), (197, 144255), (295, 96333), (489, 58115), (591, 48085), (815, 34869), (885, 32111), (985, 28851), (2445, 11623), (2955, 9617)]