64844390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{498803}}^1$

素因数の和:498823

約数の個数: 16

約数和(自身を含む): 125698608

約数和(自身を除く): 60854218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 498803, 997606, 2494015, 4988030, 6484439, 12968878, 32422195, 64844390]

約数ペア:

[(1, 64844390), (2, 32422195), (5, 12968878), (10, 6484439), (13, 4988030), (26, 2494015), (65, 997606), (130, 498803)]