213112845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1637}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 404756352

約数和(自身を除く): 191643507

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 263, 495, 789, 1315, 1637, 2367, 2893, 3945, 4911, 8185, 8679, 11835, 14465, 14733, 18007, 24555, 26037, 43395, 54021, 73665, 90035, 130185, 162063, 270105, 430531, 810315, 1291593, 2152655, 3874779, 4735841, 6457965, 14207523, 19373895, 23679205, 42622569, 71037615, 213112845]

約数ペア:

[(1, 213112845), (3, 71037615), (5, 42622569), (9, 23679205), (11, 19373895), (15, 14207523), (33, 6457965), (45, 4735841), (55, 3874779), (99, 2152655), (165, 1291593), (263, 810315), (495, 430531), (789, 270105), (1315, 162063), (1637, 130185), (2367, 90035), (2893, 73665), (3945, 54021), (4911, 43395), (8185, 26037), (8679, 24555), (11835, 18007), (14465, 14733)]