7740015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 13271040

約数和(自身を除く): 5531025

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 239, 255, 381, 635, 717, 1195, 1905, 2159, 3585, 4063, 6477, 10795, 12189, 20315, 30353, 32385, 60945, 91059, 151765, 455295, 516001, 1548003, 2580005, 7740015]

約数ペア:

[(1, 7740015), (3, 2580005), (5, 1548003), (15, 516001), (17, 455295), (51, 151765), (85, 91059), (127, 60945), (239, 32385), (255, 30353), (381, 20315), (635, 12189), (717, 10795), (1195, 6477), (1905, 4063), (2159, 3585)]