27720872433

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{4820183}}^1$

素因数の和:4820266

約数の個数: 20

約数和(自身を含む): 41993443008

約数和(自身を除く): 14272570575

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 4820183, 14460549, 43381647, 130144941, 342232993, 390434823, 1026698979, 3080096937, 9240290811, 27720872433]

約数ペア:

[(1, 27720872433), (3, 9240290811), (9, 3080096937), (27, 1026698979), (71, 390434823), (81, 342232993), (213, 130144941), (639, 43381647), (1917, 14460549), (5751, 4820183)]