267427279

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{2909}}^1$

素因数の和:3510

約数の個数: 16

約数和(自身を含む): 319587840

約数和(自身を除く): 52160561

約数列:

[1, 7, 23, 161, 571, 2909, 3997, 13133, 20363, 66907, 91931, 468349, 1661039, 11627273, 38203897, 267427279]

約数ペア:

[(1, 267427279), (7, 38203897), (23, 11627273), (161, 1661039), (571, 468349), (2909, 91931), (3997, 66907), (13133, 20363)]