2169349

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 2759680

約数和(自身を除く): 590331

約数列:

[1, 7, 13, 31, 91, 217, 403, 769, 2821, 5383, 9997, 23839, 69979, 166873, 309907, 2169349]

約数ペア:

[(1, 2169349), (7, 309907), (13, 166873), (31, 69979), (91, 23839), (217, 9997), (403, 5383), (769, 2821)]