28108455

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43579}}^1$

素因数の和:43630

約数の個数: 16

約数和(自身を含む): 46020480

約数和(自身を除く): 17912025

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 43579, 130737, 217895, 653685, 1873897, 5621691, 9369485, 28108455]

約数ペア:

[(1, 28108455), (3, 9369485), (5, 5621691), (15, 1873897), (43, 653685), (129, 217895), (215, 130737), (645, 43579)]