2182221

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:970

約数の個数: 20

約数和(自身を含む): 3375900

約数和(自身を除く): 1193679

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 929, 2349, 2787, 8361, 25083, 26941, 75249, 80823, 242469, 727407, 2182221]

約数ペア:

[(1, 2182221), (3, 727407), (9, 242469), (27, 80823), (29, 75249), (81, 26941), (87, 25083), (261, 8361), (783, 2787), (929, 2349)]