210828663

素因数分解:

$3^4\times {\mathrm{1109}}^1\times {\mathrm{2347}}^1$

素因数の和:3468

約数の個数: 20

約数和(自身を含む): 315359880

約数和(自身を除く): 104531217

約数列:

[1, 3, 9, 27, 81, 1109, 2347, 3327, 7041, 9981, 21123, 29943, 63369, 89829, 190107, 2602823, 7808469, 23425407, 70276221, 210828663]

約数ペア:

[(1, 210828663), (3, 70276221), (9, 23425407), (27, 7808469), (81, 2602823), (1109, 190107), (2347, 89829), (3327, 63369), (7041, 29943), (9981, 21123)]