128565619

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2239}}^1$

素因数の和:2890

約数の個数: 16

約数和(自身を含む): 158556160

約数和(自身を除く): 29990541

約数列:

[1, 7, 13, 91, 631, 2239, 4417, 8203, 15673, 29107, 57421, 203749, 1412809, 9889663, 18366517, 128565619]

約数ペア:

[(1, 128565619), (7, 18366517), (13, 9889663), (91, 1412809), (631, 203749), (2239, 57421), (4417, 29107), (8203, 15673)]