28448892

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1229}}^1$

素因数の和:1882

約数の個数: 36

約数和(自身を含む): 72082920

約数和(自身を除く): 43634028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 1229, 1286, 1929, 2458, 2572, 3687, 3858, 4916, 5787, 7374, 7716, 11061, 11574, 14748, 22122, 23148, 44244, 790247, 1580494, 2370741, 3160988, 4741482, 7112223, 9482964, 14224446, 28448892]

約数ペア:

[(1, 28448892), (2, 14224446), (3, 9482964), (4, 7112223), (6, 4741482), (9, 3160988), (12, 2370741), (18, 1580494), (36, 790247), (643, 44244), (1229, 23148), (1286, 22122), (1929, 14748), (2458, 11574), (2572, 11061), (3687, 7716), (3858, 7374), (4916, 5787)]