31371897

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1549}}^1$

素因数の和:1752

約数の個数: 16

約数和(自身を含む): 43102400

約数和(自身を除く): 11730503

約数列:

[1, 3, 43, 129, 157, 471, 1549, 4647, 6751, 20253, 66607, 199821, 243193, 729579, 10457299, 31371897]

約数ペア:

[(1, 31371897), (3, 10457299), (43, 729579), (129, 243193), (157, 199821), (471, 66607), (1549, 20253), (4647, 6751)]