2971885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 4435200

約数和(自身を除く): 1463315

約数列:

[1, 5, 7, 19, 35, 41, 95, 109, 133, 205, 287, 545, 665, 763, 779, 1435, 2071, 3815, 3895, 4469, 5453, 10355, 14497, 22345, 27265, 31283, 72485, 84911, 156415, 424555, 594377, 2971885]

約数ペア:

[(1, 2971885), (5, 594377), (7, 424555), (19, 156415), (35, 84911), (41, 72485), (95, 31283), (109, 27265), (133, 22345), (205, 14497), (287, 10355), (545, 5453), (665, 4469), (763, 3895), (779, 3815), (1435, 2071)]