199983212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1117}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 412837152

約数和(自身を除く): 212853940

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 313, 572, 626, 1117, 1252, 2234, 3443, 4069, 4468, 6886, 8138, 12287, 13772, 14521, 16276, 24574, 29042, 44759, 49148, 58084, 89518, 159731, 179036, 319462, 349621, 638924, 699242, 1398484, 3845831, 4545073, 7691662, 9090146, 15383324, 18180292, 49995803, 99991606, 199983212]

約数ペア:

[(1, 199983212), (2, 99991606), (4, 49995803), (11, 18180292), (13, 15383324), (22, 9090146), (26, 7691662), (44, 4545073), (52, 3845831), (143, 1398484), (286, 699242), (313, 638924), (572, 349621), (626, 319462), (1117, 179036), (1252, 159731), (2234, 89518), (3443, 58084), (4069, 49148), (4468, 44759), (6886, 29042), (8138, 24574), (12287, 16276), (13772, 14521)]