1252221

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 1741824

約数和(自身を除く): 489603

約数列:

[1, 3, 47, 83, 107, 141, 249, 321, 3901, 5029, 8881, 11703, 15087, 26643, 417407, 1252221]

約数ペア:

[(1, 1252221), (3, 417407), (47, 26643), (83, 15087), (107, 11703), (141, 8881), (249, 5029), (321, 3901)]