71881965

素因数分解:

$3^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{751}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 128140800

約数和(自身を除く): 56258835

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 709, 751, 2127, 2253, 3545, 3755, 6381, 6759, 10635, 11265, 19143, 20277, 31905, 33795, 95715, 101385, 532459, 1597377, 2662295, 4792131, 7986885, 14376393, 23960655, 71881965]

約数ペア:

[(1, 71881965), (3, 23960655), (5, 14376393), (9, 7986885), (15, 4792131), (27, 2662295), (45, 1597377), (135, 532459), (709, 101385), (751, 95715), (2127, 33795), (2253, 31905), (3545, 20277), (3755, 19143), (6381, 11265), (6759, 10635)]