1640989714

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1288061}}^1$

素因数の和:1288090

約数の個数: 24

約数和(自身を含む): 3083620428

約数和(自身を除く): 1442630714

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 1288061, 2576122, 9016427, 16744793, 18032854, 33489586, 63114989, 117213551, 126229978, 234427102, 820494857, 1640989714]

約数ペア:

[(1, 1640989714), (2, 820494857), (7, 234427102), (13, 126229978), (14, 117213551), (26, 63114989), (49, 33489586), (91, 18032854), (98, 16744793), (182, 9016427), (637, 2576122), (1274, 1288061)]