215510908

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{197}}^1\times {\mathrm{1511}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 381405024

約数和(自身を除く): 165894116

約数列:

[1, 2, 4, 181, 197, 362, 394, 724, 788, 1511, 3022, 6044, 35657, 71314, 142628, 273491, 297667, 546982, 595334, 1093964, 1190668, 53877727, 107755454, 215510908]

約数ペア:

[(1, 215510908), (2, 107755454), (4, 53877727), (181, 1190668), (197, 1093964), (362, 595334), (394, 546982), (724, 297667), (788, 273491), (1511, 142628), (3022, 71314), (6044, 35657)]