138019953

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 194890752

約数和(自身を除く): 56870799

約数列:

[1, 3, 37, 71, 83, 111, 211, 213, 249, 633, 2627, 3071, 5893, 7807, 7881, 9213, 14981, 17513, 17679, 23421, 44943, 52539, 218041, 554297, 647981, 654123, 1243423, 1662891, 1943943, 3730269, 46006651, 138019953]

約数ペア:

[(1, 138019953), (3, 46006651), (37, 3730269), (71, 1943943), (83, 1662891), (111, 1243423), (211, 654123), (213, 647981), (249, 554297), (633, 218041), (2627, 52539), (3071, 44943), (5893, 23421), (7807, 17679), (7881, 17513), (9213, 14981)]