16387156917

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1349737}}^1$

素因数の和:1349833

約数の個数: 24

約数和(自身を含む): 25267095360

約数和(自身を除く): 8879938443

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 1349737, 4049211, 12147633, 25645003, 76935009, 95831327, 230805027, 287493981, 862481943, 1820795213, 5462385639, 16387156917]

約数ペア:

[(1, 16387156917), (3, 5462385639), (9, 1820795213), (19, 862481943), (57, 287493981), (71, 230805027), (171, 95831327), (213, 76935009), (639, 25645003), (1349, 12147633), (4047, 4049211), (12141, 1349737)]