201588989

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 243667200

約数和(自身を除く): 42078211

約数列:

[1, 7, 49, 73, 83, 97, 343, 511, 581, 679, 3577, 4067, 4753, 6059, 7081, 8051, 25039, 28469, 33271, 42413, 49567, 56357, 296891, 346969, 394499, 587723, 2078237, 2428783, 2761493, 4114061, 28798427, 201588989]

約数ペア:

[(1, 201588989), (7, 28798427), (49, 4114061), (73, 2761493), (83, 2428783), (97, 2078237), (343, 587723), (511, 394499), (581, 346969), (679, 296891), (3577, 56357), (4067, 49567), (4753, 42413), (6059, 33271), (7081, 28469), (8051, 25039)]