28990735

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3529}}^1$

素因数の和:3618

約数の個数: 16

約数和(自身を含む): 36599040

約数和(自身を除く): 7608305

約数列:

[1, 5, 31, 53, 155, 265, 1643, 3529, 8215, 17645, 109399, 187037, 546995, 935185, 5798147, 28990735]

約数ペア:

[(1, 28990735), (5, 5798147), (31, 935185), (53, 546995), (155, 187037), (265, 109399), (1643, 17645), (3529, 8215)]