2016996471

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:408

約数の個数: 112

約数和(自身を含む): 3701859840

約数和(自身を除く): 1684863369

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 71, 81, 133, 171, 189, 213, 243, 293, 399, 497, 513, 567, 639, 729, 879, 1197, 1349, 1491, 1539, 1701, 1917, 2051, 2637, 3591, 4047, 4473, 4617, 5103, 5567, 5751, 6153, 7911, 9443, 10773, 12141, 13419, 13851, 16701, 17253, 18459, 20803, 23733, 28329, 32319, 36423, 38969, 40257, 50103, 51759, 55377, 62409, 71199, 84987, 96957, 109269, 116907, 120771, 145621, 150309, 166131, 187227, 213597, 254961, 327807, 350721, 362313, 395257, 436863, 450927, 498393, 561681, 764883, 983421, 1052163, 1185771, 1310589, 1352781, 1495179, 1685043, 2294649, 2766799, 3156489, 3557313, 3931767, 4058343, 5055129, 6883947, 8300397, 9469467, 10671939, 11795301, 15165387, 24901191, 28408401, 32015817, 35385903, 74703573, 96047451, 106157709, 224110719, 288142353, 672332157, 2016996471]

約数ペア:

[(1, 2016996471), (3, 672332157), (7, 288142353), (9, 224110719), (19, 106157709), (21, 96047451), (27, 74703573), (57, 35385903), (63, 32015817), (71, 28408401), (81, 24901191), (133, 15165387), (171, 11795301), (189, 10671939), (213, 9469467), (243, 8300397), (293, 6883947), (399, 5055129), (497, 4058343), (513, 3931767), (567, 3557313), (639, 3156489), (729, 2766799), (879, 2294649), (1197, 1685043), (1349, 1495179), (1491, 1352781), (1539, 1310589), (1701, 1185771), (1917, 1052163), (2051, 983421), (2637, 764883), (3591, 561681), (4047, 498393), (4473, 450927), (4617, 436863), (5103, 395257), (5567, 362313), (5751, 350721), (6153, 327807), (7911, 254961), (9443, 213597), (10773, 187227), (12141, 166131), (13419, 150309), (13851, 145621), (16701, 120771), (17253, 116907), (18459, 109269), (20803, 96957), (23733, 84987), (28329, 71199), (32319, 62409), (36423, 55377), (38969, 51759), (40257, 50103)]