291227668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{33911}}^1$

素因数の和:34047

約数の個数: 24

約数和(自身を含む): 541235520

約数和(自身を除く): 250007852

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 4294, 8588, 33911, 67822, 135644, 644309, 1288618, 2577236, 3831943, 7663886, 15327772, 72806917, 145613834, 291227668]

約数ペア:

[(1, 291227668), (2, 145613834), (4, 72806917), (19, 15327772), (38, 7663886), (76, 3831943), (113, 2577236), (226, 1288618), (452, 644309), (2147, 135644), (4294, 67822), (8588, 33911)]