207639909

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{15289}}^1$

素因数の和:15801

約数の個数: 16

約数和(自身を含む): 308246400

約数和(自身を除く): 100606491

約数列:

[1, 3, 9, 27, 503, 1509, 4527, 13581, 15289, 45867, 137601, 412803, 7690367, 23071101, 69213303, 207639909]

約数ペア:

[(1, 207639909), (3, 69213303), (9, 23071101), (27, 7690367), (503, 412803), (1509, 137601), (4527, 45867), (13581, 15289)]