28975671

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 44411840

約数和(自身を除く): 15436169

約数列:

[1, 3, 9, 27, 61, 73, 183, 219, 241, 549, 657, 723, 1647, 1971, 2169, 4453, 6507, 13359, 14701, 17593, 40077, 44103, 52779, 120231, 132309, 158337, 396927, 475011, 1073173, 3219519, 9658557, 28975671]

約数ペア:

[(1, 28975671), (3, 9658557), (9, 3219519), (27, 1073173), (61, 475011), (73, 396927), (183, 158337), (219, 132309), (241, 120231), (549, 52779), (657, 44103), (723, 40077), (1647, 17593), (1971, 14701), (2169, 13359), (4453, 6507)]