86945571

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 127895040

約数和(自身を除く): 40949469

約数列:

[1, 3, 9, 83, 239, 249, 487, 717, 747, 1461, 2151, 4383, 19837, 40421, 59511, 116393, 121263, 178533, 349179, 363789, 1047537, 9660619, 28981857, 86945571]

約数ペア:

[(1, 86945571), (3, 28981857), (9, 9660619), (83, 1047537), (239, 363789), (249, 349179), (487, 178533), (717, 121263), (747, 116393), (1461, 59511), (2151, 40421), (4383, 19837)]