1389050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2162

約数の個数: 24

約数和(自身を含む): 2783676

約数和(自身を除く): 1394626

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2137, 4274, 10685, 21370, 27781, 53425, 55562, 106850, 138905, 277810, 694525, 1389050]

約数ペア:

[(1, 1389050), (2, 694525), (5, 277810), (10, 138905), (13, 106850), (25, 55562), (26, 53425), (50, 27781), (65, 21370), (130, 10685), (325, 4274), (650, 2137)]