2988307

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 3612672

約数和(自身を除く): 624365

約数列:

[1, 7, 31, 47, 217, 293, 329, 1457, 2051, 9083, 10199, 13771, 63581, 96397, 426901, 2988307]

約数ペア:

[(1, 2988307), (7, 426901), (31, 96397), (47, 63581), (217, 13771), (293, 10199), (329, 9083), (1457, 2051)]