81777658

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 130014720

約数和(自身を除く): 48237062

約数列:

[1, 2, 43, 59, 71, 86, 118, 142, 227, 454, 2537, 3053, 4189, 5074, 6106, 8378, 9761, 13393, 16117, 19522, 26786, 32234, 180127, 360254, 575899, 693031, 950903, 1151798, 1386062, 1901806, 40888829, 81777658]

約数ペア:

[(1, 81777658), (2, 40888829), (43, 1901806), (59, 1386062), (71, 1151798), (86, 950903), (118, 693031), (142, 575899), (227, 360254), (454, 180127), (2537, 32234), (3053, 26786), (4189, 19522), (5074, 16117), (6106, 13393), (8378, 9761)]