12207385

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 15023232

約数和(自身を除く): 2815847

約数列:

[1, 5, 71, 137, 251, 355, 685, 1255, 9727, 17821, 34387, 48635, 89105, 171935, 2441477, 12207385]

約数ペア:

[(1, 12207385), (5, 2441477), (71, 171935), (137, 89105), (251, 48635), (355, 34387), (685, 17821), (1255, 9727)]