219091103

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1307}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 279137664

約数和(自身を除く): 60046561

約数列:

[1, 7, 11, 49, 77, 311, 539, 1307, 2177, 3421, 9149, 14377, 15239, 23947, 64043, 100639, 167629, 406477, 704473, 2845339, 4471247, 19917373, 31298729, 219091103]

約数ペア:

[(1, 219091103), (7, 31298729), (11, 19917373), (49, 4471247), (77, 2845339), (311, 704473), (539, 406477), (1307, 167629), (2177, 100639), (3421, 64043), (9149, 23947), (14377, 15239)]