2017820142

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{121453}}^1$

素因数の和:121545

約数の個数: 48

約数和(自身を含む): 4774599648

約数和(自身を除く): 2756779506

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1846, 2769, 5538, 8307, 16614, 121453, 242906, 364359, 728718, 1093077, 1578889, 2186154, 3157778, 4736667, 8623163, 9473334, 14210001, 17246326, 25869489, 28420002, 51738978, 77608467, 112101119, 155216934, 224202238, 336303357, 672606714, 1008910071, 2017820142]

約数ペア:

[(1, 2017820142), (2, 1008910071), (3, 672606714), (6, 336303357), (9, 224202238), (13, 155216934), (18, 112101119), (26, 77608467), (39, 51738978), (71, 28420002), (78, 25869489), (117, 17246326), (142, 14210001), (213, 9473334), (234, 8623163), (426, 4736667), (639, 3157778), (923, 2186154), (1278, 1578889), (1846, 1093077), (2769, 728718), (5538, 364359), (8307, 242906), (16614, 121453)]