20147176049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{941}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 27544140288

約数和(自身を除く): 7396964239

約数列:

[1, 7, 11, 13, 73, 77, 91, 143, 293, 511, 803, 941, 949, 1001, 2051, 3223, 3809, 5621, 6587, 6643, 10351, 10439, 12233, 21389, 22561, 26663, 41899, 68693, 72457, 73073, 85631, 134563, 149723, 235279, 275713, 278057, 293293, 480851, 755623, 893009, 941941, 1646953, 1929991, 1946399, 3032843, 3058627, 3584269, 5289361, 6251063, 9823099, 20127049, 21229901, 21410389, 25089883, 39426959, 68761693, 140889343, 221397539, 261651637, 275988713, 1549782773, 1831561459, 2878168007, 20147176049]

約数ペア:

[(1, 20147176049), (7, 2878168007), (11, 1831561459), (13, 1549782773), (73, 275988713), (77, 261651637), (91, 221397539), (143, 140889343), (293, 68761693), (511, 39426959), (803, 25089883), (941, 21410389), (949, 21229901), (1001, 20127049), (2051, 9823099), (3223, 6251063), (3809, 5289361), (5621, 3584269), (6587, 3058627), (6643, 3032843), (10351, 1946399), (10439, 1929991), (12233, 1646953), (21389, 941941), (22561, 893009), (26663, 755623), (41899, 480851), (68693, 293293), (72457, 278057), (73073, 275713), (85631, 235279), (134563, 149723)]