720172414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{413417}}^1$

素因数の和:413499

約数の個数: 16

約数和(自身を含む): 1180721808

約数和(自身を除く): 460549394

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 413417, 826834, 5374421, 10748842, 27698939, 55397878, 360086207, 720172414]

約数ペア:

[(1, 720172414), (2, 360086207), (13, 55397878), (26, 27698939), (67, 10748842), (134, 5374421), (871, 826834), (1742, 413417)]