201991945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{14081}}^1$

素因数の和:14256

約数の個数: 16

約数和(自身を含む): 256855680

約数和(自身を除く): 54863735

約数列:

[1, 5, 19, 95, 151, 755, 2869, 14081, 14345, 70405, 267539, 1337695, 2126231, 10631155, 40398389, 201991945]

約数ペア:

[(1, 201991945), (5, 40398389), (19, 10631155), (95, 2126231), (151, 1337695), (755, 267539), (2869, 70405), (14081, 14345)]