81047529

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{919}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 120556800

約数和(自身を除く): 39509271

約数列:

[1, 3, 9, 41, 123, 239, 369, 717, 919, 2151, 2757, 8271, 9799, 29397, 37679, 88191, 113037, 219641, 339111, 658923, 1976769, 9005281, 27015843, 81047529]

約数ペア:

[(1, 81047529), (3, 27015843), (9, 9005281), (41, 1976769), (123, 658923), (239, 339111), (369, 219641), (717, 113037), (919, 88191), (2151, 37679), (2757, 29397), (8271, 9799)]