30431739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25171}}^1$

素因数の和:25218

約数の個数: 16

約数和(自身を含む): 45108224

約数和(自身を除く): 14676485

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 25171, 75513, 327223, 780301, 981669, 2340903, 10143913, 30431739]

約数ペア:

[(1, 30431739), (3, 10143913), (13, 2340903), (31, 981669), (39, 780301), (93, 327223), (403, 75513), (1209, 25171)]