1780971579

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{5348263}}^1$

素因数の和:5348306

約数の個数: 12

約数和(自身を含む): 2642042416

約数和(自身を除く): 861070837

約数列:

[1, 3, 9, 37, 111, 333, 5348263, 16044789, 48134367, 197885731, 593657193, 1780971579]

約数ペア:

[(1, 1780971579), (3, 593657193), (9, 197885731), (37, 48134367), (111, 16044789), (333, 5348263)]