28305465

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5701}}^1$

素因数の和:6040

約数の個数: 16

約数和(自身を含む): 45433536

約数和(自身を除く): 17128071

約数列:

[1, 3, 5, 15, 331, 993, 1655, 4965, 5701, 17103, 28505, 85515, 1887031, 5661093, 9435155, 28305465]

約数ペア:

[(1, 28305465), (3, 9435155), (5, 5661093), (15, 1887031), (331, 85515), (993, 28505), (1655, 17103), (4965, 5701)]