13218250507

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{12143}}^1$

素因数の和:12439

約数の個数: 32

約数和(自身を含む): 16806518784

約数和(自身を除く): 3588268277

約数列:

[1, 7, 11, 67, 77, 211, 469, 737, 1477, 2321, 5159, 12143, 14137, 16247, 85001, 98959, 133573, 155507, 813581, 935011, 1088549, 2562173, 5695067, 8949391, 17935211, 28183903, 62645737, 171665591, 197287321, 1201659137, 1888321501, 13218250507]

約数ペア:

[(1, 13218250507), (7, 1888321501), (11, 1201659137), (67, 197287321), (77, 171665591), (211, 62645737), (469, 28183903), (737, 17935211), (1477, 8949391), (2321, 5695067), (5159, 2562173), (12143, 1088549), (14137, 935011), (16247, 813581), (85001, 155507), (98959, 133573)]