28889055

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 58705920

約数和(自身を除く): 29816865

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 59, 65, 81, 93, 117, 135, 155, 177, 195, 243, 279, 295, 351, 403, 405, 465, 531, 585, 767, 837, 885, 1053, 1209, 1215, 1395, 1593, 1755, 1829, 2015, 2301, 2511, 2655, 3159, 3627, 3835, 4185, 4779, 5265, 5487, 6045, 6903, 7533, 7965, 9145, 10881, 11505, 12555, 14337, 15795, 16461, 18135, 20709, 23777, 23895, 27435, 32643, 34515, 37665, 49383, 54405, 62127, 71331, 71685, 82305, 97929, 103545, 118885, 148149, 163215, 186381, 213993, 246915, 310635, 356655, 444447, 489645, 641979, 740745, 931905, 1069965, 1925937, 2222235, 3209895, 5777811, 9629685, 28889055]

約数ペア:

[(1, 28889055), (3, 9629685), (5, 5777811), (9, 3209895), (13, 2222235), (15, 1925937), (27, 1069965), (31, 931905), (39, 740745), (45, 641979), (59, 489645), (65, 444447), (81, 356655), (93, 310635), (117, 246915), (135, 213993), (155, 186381), (177, 163215), (195, 148149), (243, 118885), (279, 103545), (295, 97929), (351, 82305), (403, 71685), (405, 71331), (465, 62127), (531, 54405), (585, 49383), (767, 37665), (837, 34515), (885, 32643), (1053, 27435), (1209, 23895), (1215, 23777), (1395, 20709), (1593, 18135), (1755, 16461), (1829, 15795), (2015, 14337), (2301, 12555), (2511, 11505), (2655, 10881), (3159, 9145), (3627, 7965), (3835, 7533), (4185, 6903), (4779, 6045), (5265, 5487)]