51724449

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2286

約数の個数: 36

約数和(自身を含む): 88590996

約数和(自身を除く): 36866547

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 2213, 2597, 3339, 6639, 7791, 15491, 19917, 23373, 46473, 108437, 117289, 139419, 325311, 351867, 821023, 975933, 1055601, 2463069, 5747161, 7389207, 17241483, 51724449]

約数ペア:

[(1, 51724449), (3, 17241483), (7, 7389207), (9, 5747161), (21, 2463069), (49, 1055601), (53, 975933), (63, 821023), (147, 351867), (159, 325311), (371, 139419), (441, 117289), (477, 108437), (1113, 46473), (2213, 23373), (2597, 19917), (3339, 15491), (6639, 7791)]