138509090

素因数分解:

$2^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{13331}}^1$

素因数の和:14377

約数の個数: 16

約数和(自身を含む): 249575040

約数和(自身を除く): 111065950

約数列:

[1, 2, 5, 10, 1039, 2078, 5195, 10390, 13331, 26662, 66655, 133310, 13850909, 27701818, 69254545, 138509090]

約数ペア:

[(1, 138509090), (2, 69254545), (5, 27701818), (10, 13850909), (1039, 133310), (2078, 66655), (5195, 26662), (10390, 13331)]