199923717

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{134087}}^1$

素因数の和:134168

約数の個数: 16

約数和(自身を含む): 308938752

約数和(自身を除く): 109015035

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 134087, 402261, 938609, 2815827, 9520177, 28560531, 66641239, 199923717]

約数ペア:

[(1, 199923717), (3, 66641239), (7, 28560531), (21, 9520177), (71, 2815827), (213, 938609), (497, 402261), (1491, 134087)]