25867785

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 42550272

約数和(自身を除く): 16682487

約数列:

[1, 3, 5, 15, 71, 107, 213, 227, 321, 355, 535, 681, 1065, 1135, 1605, 3405, 7597, 16117, 22791, 24289, 37985, 48351, 72867, 80585, 113955, 121445, 241755, 364335, 1724519, 5173557, 8622595, 25867785]

約数ペア:

[(1, 25867785), (3, 8622595), (5, 5173557), (15, 1724519), (71, 364335), (107, 241755), (213, 121445), (227, 113955), (321, 80585), (355, 72867), (535, 48351), (681, 37985), (1065, 24289), (1135, 22791), (1605, 16117), (3405, 7597)]