7920297

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1039}}^1$

素因数の和:1074

約数の個数: 36

約数和(自身を含む): 14385280

約数和(自身を除く): 6464983

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1039, 1089, 2541, 3117, 7273, 7623, 9351, 11429, 21819, 34287, 65457, 80003, 102861, 125719, 240009, 377157, 720027, 880033, 1131471, 2640099, 7920297]

約数ペア:

[(1, 7920297), (3, 2640099), (7, 1131471), (9, 880033), (11, 720027), (21, 377157), (33, 240009), (63, 125719), (77, 102861), (99, 80003), (121, 65457), (231, 34287), (363, 21819), (693, 11429), (847, 9351), (1039, 7623), (1089, 7273), (2541, 3117)]