131332995

素因数分解:

$3^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:423

約数の個数: 56

約数和(自身を含む): 238921056

約数和(自身を除く): 107588061

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 243, 263, 405, 411, 685, 729, 789, 1215, 1233, 1315, 2055, 2367, 3645, 3699, 3945, 6165, 7101, 11097, 11835, 18495, 21303, 33291, 35505, 36031, 55485, 63909, 99873, 106515, 108093, 166455, 180155, 191727, 319545, 324279, 499365, 540465, 958635, 972837, 1621395, 2918511, 4864185, 8755533, 14592555, 26266599, 43777665, 131332995]

約数ペア:

[(1, 131332995), (3, 43777665), (5, 26266599), (9, 14592555), (15, 8755533), (27, 4864185), (45, 2918511), (81, 1621395), (135, 972837), (137, 958635), (243, 540465), (263, 499365), (405, 324279), (411, 319545), (685, 191727), (729, 180155), (789, 166455), (1215, 108093), (1233, 106515), (1315, 99873), (2055, 63909), (2367, 55485), (3645, 36031), (3699, 35505), (3945, 33291), (6165, 21303), (7101, 18495), (11097, 11835)]