28988945

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2207}}^1$

素因数の和:2320

約数の個数: 16

約数和(自身を含む): 36246528

約数和(自身を除く): 7257583

約数列:

[1, 5, 37, 71, 185, 355, 2207, 2627, 11035, 13135, 81659, 156697, 408295, 783485, 5797789, 28988945]

約数ペア:

[(1, 28988945), (5, 5797789), (37, 783485), (71, 408295), (185, 156697), (355, 81659), (2207, 13135), (2627, 11035)]