12292281

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 18972096

約数和(自身を除く): 6679815

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1381, 2967, 4143, 8901, 12429, 31763, 59383, 95289, 178149, 285867, 534447, 1365809, 4097427, 12292281]

約数ペア:

[(1, 12292281), (3, 4097427), (9, 1365809), (23, 534447), (43, 285867), (69, 178149), (129, 95289), (207, 59383), (387, 31763), (989, 12429), (1381, 8901), (2967, 4143)]