12880270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99079}}^1$

素因数の和:99099

約数の個数: 16

約数和(自身を含む): 24968160

約数和(自身を除く): 12087890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 99079, 198158, 495395, 990790, 1288027, 2576054, 6440135, 12880270]

約数ペア:

[(1, 12880270), (2, 6440135), (5, 2576054), (10, 1288027), (13, 990790), (26, 495395), (65, 198158), (130, 99079)]