2770281

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1522

約数の個数: 20

約数和(自身を含む): 4321152

約数和(自身を除く): 1550871

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1487, 1863, 4461, 13383, 34201, 40149, 102603, 120447, 307809, 923427, 2770281]

約数ペア:

[(1, 2770281), (3, 923427), (9, 307809), (23, 120447), (27, 102603), (69, 40149), (81, 34201), (207, 13383), (621, 4461), (1487, 1863)]