78727901

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2087}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 95613696

約数和(自身を除く): 16885795

約数列:

[1, 7, 17, 119, 317, 2087, 2219, 5389, 14609, 35479, 37723, 248353, 661579, 4631053, 11246843, 78727901]

約数ペア:

[(1, 78727901), (7, 11246843), (17, 4631053), (119, 661579), (317, 248353), (2087, 37723), (2219, 35479), (5389, 14609)]