671265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{2131}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 1330368

約数和(自身を除く): 659103

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 2131, 6393, 10655, 14917, 19179, 31965, 44751, 74585, 95895, 134253, 223755, 671265]

約数ペア:

[(1, 671265), (3, 223755), (5, 134253), (7, 95895), (9, 74585), (15, 44751), (21, 31965), (35, 19179), (45, 14917), (63, 10655), (105, 6393), (315, 2131)]