28201695

素因数分解:

$3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8431}}^1$

素因数の和:8662

約数の個数: 16

約数和(自身を含む): 45330432

約数和(自身を除く): 17128737

約数列:

[1, 3, 5, 15, 223, 669, 1115, 3345, 8431, 25293, 42155, 126465, 1880113, 5640339, 9400565, 28201695]

約数ペア:

[(1, 28201695), (3, 9400565), (5, 5640339), (15, 1880113), (223, 126465), (669, 42155), (1115, 25293), (3345, 8431)]