1279260018

素因数分解:

$2^1\times 3^2\times {\mathrm{71070001}}^1$

素因数の和:71070009

約数の個数: 12

約数和(自身を含む): 2771730078

約数和(自身を除く): 1492470060

約数列:

[1, 2, 3, 6, 9, 18, 71070001, 142140002, 213210003, 426420006, 639630009, 1279260018]

約数ペア:

[(1, 1279260018), (2, 639630009), (3, 426420006), (6, 213210003), (9, 142140002), (18, 71070001)]