6978335

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 10550400

約数和(自身を除く): 3572065

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 313, 343, 455, 637, 1565, 1715, 2191, 3185, 4069, 4459, 10955, 15337, 20345, 22295, 28483, 76685, 107359, 142415, 199381, 536795, 996905, 1395667, 6978335]

約数ペア:

[(1, 6978335), (5, 1395667), (7, 996905), (13, 536795), (35, 199381), (49, 142415), (65, 107359), (91, 76685), (245, 28483), (313, 22295), (343, 20345), (455, 15337), (637, 10955), (1565, 4459), (1715, 4069), (2191, 3185)]