1289322495

素因数分解:

$3^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{20717}}^1$

素因数の和:21192

約数の個数: 32

約数和(自身を含む): 2297211840

約数和(自身を除く): 1007889345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 461, 1383, 2305, 4149, 6915, 12447, 20717, 20745, 62151, 62235, 103585, 186453, 310755, 559359, 932265, 2796795, 9550537, 28651611, 47752685, 85954833, 143258055, 257864499, 429774165, 1289322495]

約数ペア:

[(1, 1289322495), (3, 429774165), (5, 257864499), (9, 143258055), (15, 85954833), (27, 47752685), (45, 28651611), (135, 9550537), (461, 2796795), (1383, 932265), (2305, 559359), (4149, 310755), (6915, 186453), (12447, 103585), (20717, 62235), (20745, 62151)]