71728118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1999}}^1$

素因数の和:2252

約数の個数: 32

約数和(自身を含む): 134784000

約数和(自身を除く): 63055882

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 233, 466, 1631, 1999, 2563, 3262, 3998, 5126, 13993, 17941, 21989, 27986, 35882, 43978, 153923, 307846, 465767, 931534, 3260369, 5123437, 6520738, 10246874, 35864059, 71728118]

約数ペア:

[(1, 71728118), (2, 35864059), (7, 10246874), (11, 6520738), (14, 5123437), (22, 3260369), (77, 931534), (154, 465767), (233, 307846), (466, 153923), (1631, 43978), (1999, 35882), (2563, 27986), (3262, 21989), (3998, 17941), (5126, 13993)]