12981442

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:873

約数の個数: 16

約数和(自身を含む): 20034432

約数和(自身を除く): 7052990

約数列:

[1, 2, 43, 86, 271, 542, 557, 1114, 11653, 23306, 23951, 47902, 150947, 301894, 6490721, 12981442]

約数ペア:

[(1, 12981442), (2, 6490721), (43, 301894), (86, 150947), (271, 47902), (542, 23951), (557, 23306), (1114, 11653)]