2668393

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 3447360

約数和(自身を除く): 778967

約数列:

[1, 7, 13, 49, 59, 71, 91, 413, 497, 637, 767, 923, 2891, 3479, 4189, 5369, 6461, 29323, 37583, 45227, 54457, 205261, 381199, 2668393]

約数ペア:

[(1, 2668393), (7, 381199), (13, 205261), (49, 54457), (59, 45227), (71, 37583), (91, 29323), (413, 6461), (497, 5369), (637, 4189), (767, 3479), (923, 2891)]