7220345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 9813312

約数和(自身を除く): 2592967

約数列:

[1, 5, 11, 43, 55, 71, 215, 355, 473, 781, 1849, 2365, 3053, 3905, 9245, 15265, 20339, 33583, 101695, 131279, 167915, 656395, 1444069, 7220345]

約数ペア:

[(1, 7220345), (5, 1444069), (11, 656395), (43, 167915), (55, 131279), (71, 101695), (215, 33583), (355, 20339), (473, 15265), (781, 9245), (1849, 3905), (2365, 3053)]