12438215

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 15334272

約数和(自身を除く): 2896057

約数列:

[1, 5, 67, 107, 335, 347, 535, 1735, 7169, 23249, 35845, 37129, 116245, 185645, 2487643, 12438215]

約数ペア:

[(1, 12438215), (5, 2487643), (67, 185645), (107, 116245), (335, 37129), (347, 35845), (535, 23249), (1735, 7169)]