730345

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 1116288

約数和(自身を除く): 385943

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 271, 385, 539, 1355, 1897, 2695, 2981, 9485, 13279, 14905, 20867, 66395, 104335, 146069, 730345]

約数ペア:

[(1, 730345), (5, 146069), (7, 104335), (11, 66395), (35, 20867), (49, 14905), (55, 13279), (77, 9485), (245, 2981), (271, 2695), (385, 1897), (539, 1355)]