81424

素因数分解:

$2^4\times 7^1\times {\mathrm{727}}^1$

素因数の和:742

約数の個数: 20

約数和(自身を含む): 180544

約数和(自身を除く): 99120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 727, 1454, 2908, 5089, 5816, 10178, 11632, 20356, 40712, 81424]

約数ペア:

[(1, 81424), (2, 40712), (4, 20356), (7, 11632), (8, 10178), (14, 5816), (16, 5089), (28, 2908), (56, 1454), (112, 727)]