1223343

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{1373}}^1$

素因数の和:1396

約数の個数: 20

約数和(自身を含む): 1995048

約数和(自身を除く): 771705

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 1373, 4119, 12357, 15103, 37071, 45309, 111213, 135927, 407781, 1223343]

約数ペア:

[(1, 1223343), (3, 407781), (9, 135927), (11, 111213), (27, 45309), (33, 37071), (81, 15103), (99, 12357), (297, 4119), (891, 1373)]