2885280489

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{2551}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 5135113984

約数和(自身を除く): 2249833495

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1381, 2551, 4143, 7653, 9667, 12429, 17857, 17953, 22959, 29001, 33163, 53571, 53859, 87003, 99489, 125671, 160713, 161577, 232141, 298467, 377013, 696423, 1131039, 2089269, 3522931, 10568793, 24660517, 31706379, 45798103, 73981551, 137394309, 221944653, 320586721, 412182927, 961760163, 2885280489]

約数ペア:

[(1, 2885280489), (3, 961760163), (7, 412182927), (9, 320586721), (13, 221944653), (21, 137394309), (39, 73981551), (63, 45798103), (91, 31706379), (117, 24660517), (273, 10568793), (819, 3522931), (1381, 2089269), (2551, 1131039), (4143, 696423), (7653, 377013), (9667, 298467), (12429, 232141), (17857, 161577), (17953, 160713), (22959, 125671), (29001, 99489), (33163, 87003), (53571, 53859)]