1969443

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 3331328

約数和(自身を除く): 1361885

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 727, 903, 2181, 2709, 5089, 6543, 15267, 31261, 45801, 93783, 218827, 281349, 656481, 1969443]

約数ペア:

[(1, 1969443), (3, 656481), (7, 281349), (9, 218827), (21, 93783), (43, 45801), (63, 31261), (129, 15267), (301, 6543), (387, 5089), (727, 2709), (903, 2181)]