12986385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 22228992

約数和(自身を除く): 9242607

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 255, 381, 401, 635, 1203, 1905, 2005, 2159, 6015, 6477, 6817, 10795, 20451, 32385, 34085, 50927, 102255, 152781, 254635, 763905, 865759, 2597277, 4328795, 12986385]

約数ペア:

[(1, 12986385), (3, 4328795), (5, 2597277), (15, 865759), (17, 763905), (51, 254635), (85, 152781), (127, 102255), (255, 50927), (381, 34085), (401, 32385), (635, 20451), (1203, 10795), (1905, 6817), (2005, 6477), (2159, 6015)]