7901465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 11442816

約数和(自身を除く): 3541351

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 257, 473, 559, 715, 1285, 2365, 2795, 2827, 3341, 6149, 11051, 14135, 16705, 30745, 36751, 55255, 121561, 143663, 183755, 607805, 718315, 1580293, 7901465]

約数ペア:

[(1, 7901465), (5, 1580293), (11, 718315), (13, 607805), (43, 183755), (55, 143663), (65, 121561), (143, 55255), (215, 36751), (257, 30745), (473, 16705), (559, 14135), (715, 11051), (1285, 6149), (2365, 3341), (2795, 2827)]