12357905

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4973}}^1$

素因数の和:5056

約数の個数: 16

約数和(自身を含む): 17190144

約数和(自身を除く): 4832239

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 4973, 24865, 34811, 174055, 353083, 1765415, 2471581, 12357905]

約数ペア:

[(1, 12357905), (5, 2471581), (7, 1765415), (35, 353083), (71, 174055), (355, 34811), (497, 24865), (2485, 4973)]