384861815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1109}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 525873600

約数和(自身を除く): 141011785

約数列:

[1, 5, 13, 19, 65, 95, 247, 281, 1109, 1235, 1405, 3653, 5339, 5545, 14417, 18265, 21071, 26695, 69407, 72085, 105355, 273923, 311629, 347035, 1369615, 1558145, 4051177, 5920951, 20255885, 29604755, 76972363, 384861815]

約数ペア:

[(1, 384861815), (5, 76972363), (13, 29604755), (19, 20255885), (65, 5920951), (95, 4051177), (247, 1558145), (281, 1369615), (1109, 347035), (1235, 311629), (1405, 273923), (3653, 105355), (5339, 72085), (5545, 69407), (14417, 26695), (18265, 21071)]