12717025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 16427520

約数和(自身を除く): 3710495

約数列:

[1, 5, 25, 47, 79, 137, 235, 395, 685, 1175, 1975, 3425, 3713, 6439, 10823, 18565, 32195, 54115, 92825, 160975, 270575, 508681, 2543405, 12717025]

約数ペア:

[(1, 12717025), (5, 2543405), (25, 508681), (47, 270575), (79, 160975), (137, 92825), (235, 54115), (395, 32195), (685, 18565), (1175, 10823), (1975, 6439), (3425, 3713)]