198777717

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{2707}}^1$

素因数の和:2953

約数の個数: 24

約数和(自身を含む): 295713600

約数和(自身を除く): 96935883

約数列:

[1, 3, 9, 41, 123, 199, 369, 597, 1791, 2707, 8121, 8159, 24363, 24477, 73431, 110987, 332961, 538693, 998883, 1616079, 4848237, 22086413, 66259239, 198777717]

約数ペア:

[(1, 198777717), (3, 66259239), (9, 22086413), (41, 4848237), (123, 1616079), (199, 998883), (369, 538693), (597, 332961), (1791, 110987), (2707, 73431), (8121, 24477), (8159, 24363)]