51398955

素因数分解:

$3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{709}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 92782800

約数和(自身を除く): 41383845

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 179, 405, 537, 709, 895, 1611, 2127, 2685, 3545, 4833, 6381, 8055, 10635, 14499, 19143, 24165, 31905, 57429, 72495, 95715, 126911, 287145, 380733, 634555, 1142199, 1903665, 3426597, 5710995, 10279791, 17132985, 51398955]

約数ペア:

[(1, 51398955), (3, 17132985), (5, 10279791), (9, 5710995), (15, 3426597), (27, 1903665), (45, 1142199), (81, 634555), (135, 380733), (179, 287145), (405, 126911), (537, 95715), (709, 72495), (895, 57429), (1611, 31905), (2127, 24165), (2685, 19143), (3545, 14499), (4833, 10635), (6381, 8055)]