1389201

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 2106720

約数和(自身を除く): 717519

約数列:

[1, 3, 11, 33, 43, 89, 121, 129, 267, 363, 473, 979, 1419, 2937, 3827, 5203, 10769, 11481, 15609, 32307, 42097, 126291, 463067, 1389201]

約数ペア:

[(1, 1389201), (3, 463067), (11, 126291), (33, 42097), (43, 32307), (89, 15609), (121, 11481), (129, 10769), (267, 5203), (363, 3827), (473, 2937), (979, 1419)]