28396584

素因数分解:

$2^3\times 3^2\times {\mathrm{521}}^1\times {\mathrm{757}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 77156820

約数和(自身を除く): 48760236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 521, 757, 1042, 1514, 1563, 2084, 2271, 3028, 3126, 4168, 4542, 4689, 6056, 6252, 6813, 9084, 9378, 12504, 13626, 18168, 18756, 27252, 37512, 54504, 394397, 788794, 1183191, 1577588, 2366382, 3155176, 3549573, 4732764, 7099146, 9465528, 14198292, 28396584]

約数ペア:

[(1, 28396584), (2, 14198292), (3, 9465528), (4, 7099146), (6, 4732764), (8, 3549573), (9, 3155176), (12, 2366382), (18, 1577588), (24, 1183191), (36, 788794), (72, 394397), (521, 54504), (757, 37512), (1042, 27252), (1514, 18756), (1563, 18168), (2084, 13626), (2271, 12504), (3028, 9378), (3126, 9084), (4168, 6813), (4542, 6252), (4689, 6056)]