28128972

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{3623}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 65753856

約数和(自身を除く): 37624884

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 3623, 3882, 7246, 7764, 10869, 14492, 21738, 43476, 2344081, 4688162, 7032243, 9376324, 14064486, 28128972]

約数ペア:

[(1, 28128972), (2, 14064486), (3, 9376324), (4, 7032243), (6, 4688162), (12, 2344081), (647, 43476), (1294, 21738), (1941, 14492), (2588, 10869), (3623, 7764), (3882, 7246)]