28553328

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{2389}}^1$

素因数の和:2486

約数の個数: 60

約数和(自身を含む): 80906280

約数和(自身を除く): 52352952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2389, 2988, 3984, 4778, 5976, 7167, 9556, 11952, 14334, 19112, 21501, 28668, 38224, 43002, 57336, 86004, 114672, 172008, 198287, 344016, 396574, 594861, 793148, 1189722, 1586296, 1784583, 2379444, 3172592, 3569166, 4758888, 7138332, 9517776, 14276664, 28553328]

約数ペア:

[(1, 28553328), (2, 14276664), (3, 9517776), (4, 7138332), (6, 4758888), (8, 3569166), (9, 3172592), (12, 2379444), (16, 1784583), (18, 1586296), (24, 1189722), (36, 793148), (48, 594861), (72, 396574), (83, 344016), (144, 198287), (166, 172008), (249, 114672), (332, 86004), (498, 57336), (664, 43002), (747, 38224), (996, 28668), (1328, 21501), (1494, 19112), (1992, 14334), (2389, 11952), (2988, 9556), (3984, 7167), (4778, 5976)]