80274051

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1273

約数の個数: 64

約数和(自身を含む): 148055040

約数和(自身を除く): 67780989

約数列:

[1, 3, 9, 11, 13, 17, 27, 33, 39, 51, 99, 117, 143, 153, 187, 221, 297, 351, 429, 459, 561, 663, 1223, 1287, 1683, 1989, 2431, 3669, 3861, 5049, 5967, 7293, 11007, 13453, 15899, 20791, 21879, 33021, 40359, 47697, 62373, 65637, 121077, 143091, 174889, 187119, 228701, 270283, 363231, 429273, 524667, 561357, 686103, 810849, 1574001, 2058309, 2432547, 2973113, 4722003, 6174927, 7297641, 8919339, 26758017, 80274051]

約数ペア:

[(1, 80274051), (3, 26758017), (9, 8919339), (11, 7297641), (13, 6174927), (17, 4722003), (27, 2973113), (33, 2432547), (39, 2058309), (51, 1574001), (99, 810849), (117, 686103), (143, 561357), (153, 524667), (187, 429273), (221, 363231), (297, 270283), (351, 228701), (429, 187119), (459, 174889), (561, 143091), (663, 121077), (1223, 65637), (1287, 62373), (1683, 47697), (1989, 40359), (2431, 33021), (3669, 21879), (3861, 20791), (5049, 15899), (5967, 13453), (7293, 11007)]