11817171

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{3943}}^1$

素因数の和:3992

約数の個数: 20

約数和(自身を含む): 18134512

約数和(自身を除く): 6317341

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 3943, 11829, 35487, 106461, 145891, 319383, 437673, 1313019, 3939057, 11817171]

約数ペア:

[(1, 11817171), (3, 3939057), (9, 1313019), (27, 437673), (37, 319383), (81, 145891), (111, 106461), (333, 35487), (999, 11829), (2997, 3943)]