27902985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 48964608

約数和(自身を除く): 21061623

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 263, 643, 789, 1315, 1929, 2893, 3215, 3945, 7073, 8679, 9645, 14465, 21219, 35365, 43395, 106095, 169109, 507327, 845545, 1860199, 2536635, 5580597, 9300995, 27902985]

約数ペア:

[(1, 27902985), (3, 9300995), (5, 5580597), (11, 2536635), (15, 1860199), (33, 845545), (55, 507327), (165, 169109), (263, 106095), (643, 43395), (789, 35365), (1315, 21219), (1929, 14465), (2893, 9645), (3215, 8679), (3945, 7073)]