947214905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 1437004800

約数和(自身を除く): 489789895

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 109, 269, 355, 455, 497, 545, 763, 923, 1345, 1417, 1883, 2485, 3497, 3815, 4615, 6461, 7085, 7739, 9415, 9919, 17485, 19099, 24479, 29321, 32305, 38695, 49595, 54173, 95495, 100607, 122395, 133693, 146605, 205247, 248287, 270865, 381173, 503035, 668465, 704249, 1026235, 1241435, 1738009, 1905865, 2081791, 2668211, 3521245, 8690045, 10408955, 13341055, 14572537, 27063283, 72862685, 135316415, 189442981, 947214905]

約数ペア:

[(1, 947214905), (5, 189442981), (7, 135316415), (13, 72862685), (35, 27063283), (65, 14572537), (71, 13341055), (91, 10408955), (109, 8690045), (269, 3521245), (355, 2668211), (455, 2081791), (497, 1905865), (545, 1738009), (763, 1241435), (923, 1026235), (1345, 704249), (1417, 668465), (1883, 503035), (2485, 381173), (3497, 270865), (3815, 248287), (4615, 205247), (6461, 146605), (7085, 133693), (7739, 122395), (9415, 100607), (9919, 95495), (17485, 54173), (19099, 49595), (24479, 38695), (29321, 32305)]