71574568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{688217}}^1$

素因数の和:688236

約数の個数: 16

約数和(自身を含む): 144525780

約数和(自身を除く): 72951212

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 688217, 1376434, 2752868, 5505736, 8946821, 17893642, 35787284, 71574568]

約数ペア:

[(1, 71574568), (2, 35787284), (4, 17893642), (8, 8946821), (13, 5505736), (26, 2752868), (52, 1376434), (104, 688217)]