31977429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42131}}^1$

素因数の和:42168

約数の個数: 16

約数和(自身を含む): 48536064

約数和(自身を除く): 16558635

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 42131, 126393, 463441, 969013, 1390323, 2907039, 10659143, 31977429]

約数ペア:

[(1, 31977429), (3, 10659143), (11, 2907039), (23, 1390323), (33, 969013), (69, 463441), (253, 126393), (759, 42131)]