28105714

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1697}}^1$

素因数の和:1739

約数の個数: 36

約数和(自身を含む): 53135514

約数和(自身を除く): 25029800

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 169, 182, 338, 637, 1183, 1274, 1697, 2366, 3394, 8281, 11879, 16562, 22061, 23758, 44122, 83153, 154427, 166306, 286793, 308854, 573586, 1080989, 2007551, 2161978, 4015102, 14052857, 28105714]

約数ペア:

[(1, 28105714), (2, 14052857), (7, 4015102), (13, 2161978), (14, 2007551), (26, 1080989), (49, 573586), (91, 308854), (98, 286793), (169, 166306), (182, 154427), (338, 83153), (637, 44122), (1183, 23758), (1274, 22061), (1697, 16562), (2366, 11879), (3394, 8281)]