2580669

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 4822272

約数和(自身を除く): 2241603

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 137, 161, 207, 273, 299, 411, 483, 819, 897, 959, 1233, 1449, 1781, 2093, 2691, 2877, 3151, 5343, 6279, 8631, 9453, 12467, 16029, 18837, 22057, 28359, 37401, 40963, 66171, 112203, 122889, 198513, 286741, 368667, 860223, 2580669]

約数ペア:

[(1, 2580669), (3, 860223), (7, 368667), (9, 286741), (13, 198513), (21, 122889), (23, 112203), (39, 66171), (63, 40963), (69, 37401), (91, 28359), (117, 22057), (137, 18837), (161, 16029), (207, 12467), (273, 9453), (299, 8631), (411, 6279), (483, 5343), (819, 3151), (897, 2877), (959, 2691), (1233, 2093), (1449, 1781)]