287331385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1\times {\mathrm{4091}}^1$

素因数の和:5384

約数の個数: 16

約数和(自身を含む): 376529472

約数和(自身を除く): 89198087

約数列:

[1, 5, 11, 55, 1277, 4091, 6385, 14047, 20455, 45001, 70235, 225005, 5224207, 26121035, 57466277, 287331385]

約数ペア:

[(1, 287331385), (5, 57466277), (11, 26121035), (55, 5224207), (1277, 225005), (4091, 70235), (6385, 45001), (14047, 20455)]