1288398734

素因数分解:

$2^1\times 7^1\times {\mathrm{4231}}^1\times {\mathrm{21751}}^1$

素因数の和:25991

約数の個数: 16

約数和(自身を含む): 2209307136

約数和(自身を除く): 920908402

約数列:

[1, 2, 7, 14, 4231, 8462, 21751, 29617, 43502, 59234, 152257, 304514, 92028481, 184056962, 644199367, 1288398734]

約数ペア:

[(1, 1288398734), (2, 644199367), (7, 184056962), (14, 92028481), (4231, 304514), (8462, 152257), (21751, 59234), (29617, 43502)]