28533615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 51072000

約数和(自身を除く): 22538385

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 121, 165, 199, 237, 363, 395, 597, 605, 869, 995, 1185, 1815, 2189, 2607, 2985, 4345, 6567, 9559, 10945, 13035, 15721, 24079, 28677, 32835, 47163, 47795, 72237, 78605, 120395, 143385, 172931, 235815, 361185, 518793, 864655, 1902241, 2593965, 5706723, 9511205, 28533615]

約数ペア:

[(1, 28533615), (3, 9511205), (5, 5706723), (11, 2593965), (15, 1902241), (33, 864655), (55, 518793), (79, 361185), (121, 235815), (165, 172931), (199, 143385), (237, 120395), (363, 78605), (395, 72237), (597, 47795), (605, 47163), (869, 32835), (995, 28677), (1185, 24079), (1815, 15721), (2189, 13035), (2607, 10945), (2985, 9559), (4345, 6567)]