2020431231

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79579}}^1$

素因数の和:79636

約数の個数: 48

約数和(自身を含む): 3707791360

約数和(自身を除く): 1687360129

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1953, 2821, 3627, 8463, 25389, 79579, 238737, 557053, 716211, 1034527, 1671159, 2466949, 3103581, 5013477, 7241689, 7400847, 9310743, 17268643, 21725067, 22202541, 32070337, 51805929, 65175201, 96211011, 155417787, 224492359, 288633033, 673477077, 2020431231]

約数ペア:

[(1, 2020431231), (3, 673477077), (7, 288633033), (9, 224492359), (13, 155417787), (21, 96211011), (31, 65175201), (39, 51805929), (63, 32070337), (91, 22202541), (93, 21725067), (117, 17268643), (217, 9310743), (273, 7400847), (279, 7241689), (403, 5013477), (651, 3103581), (819, 2466949), (1209, 1671159), (1953, 1034527), (2821, 716211), (3627, 557053), (8463, 238737), (25389, 79579)]