219345909

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{4273}}^1$

素因数の和:4588

約数の個数: 16

約数和(自身を含む): 297880704

約数和(自身を除く): 78534795

約数列:

[1, 3, 71, 213, 241, 723, 4273, 12819, 17111, 51333, 303383, 910149, 1029793, 3089379, 73115303, 219345909]

約数ペア:

[(1, 219345909), (3, 73115303), (71, 3089379), (213, 1029793), (241, 910149), (723, 303383), (4273, 51333), (12819, 17111)]