28959745

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 35584128

約数和(自身を除く): 6624383

約数列:

[1, 5, 67, 137, 335, 631, 685, 3155, 9179, 42277, 45895, 86447, 211385, 432235, 5791949, 28959745]

約数ペア:

[(1, 28959745), (5, 5791949), (67, 432235), (137, 211385), (335, 86447), (631, 45895), (685, 42277), (3155, 9179)]