52720129

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 68256000

約数和(自身を除く): 15535871

約数列:

[1, 7, 11, 49, 77, 89, 157, 343, 539, 623, 979, 1099, 1727, 3773, 4361, 6853, 7693, 12089, 13973, 30527, 47971, 53851, 84623, 97811, 153703, 335797, 592361, 684677, 1075921, 4792739, 7531447, 52720129]

約数ペア:

[(1, 52720129), (7, 7531447), (11, 4792739), (49, 1075921), (77, 684677), (89, 592361), (157, 335797), (343, 153703), (539, 97811), (623, 84623), (979, 53851), (1099, 47971), (1727, 30527), (3773, 13973), (4361, 12089), (6853, 7693)]