81353454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4027}}^1$

素因数の和:4089

約数の個数: 64

約数和(自身を含む): 205718016

約数和(自身を除く): 124364562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 182, 222, 259, 273, 481, 518, 546, 777, 962, 1443, 1554, 2886, 3367, 4027, 6734, 8054, 10101, 12081, 20202, 24162, 28189, 52351, 56378, 84567, 104702, 148999, 157053, 169134, 297998, 314106, 366457, 446997, 732914, 893994, 1042993, 1099371, 1936987, 2085986, 2198742, 3128979, 3873974, 5810961, 6257958, 11621922, 13558909, 27117818, 40676727, 81353454]

約数ペア:

[(1, 81353454), (2, 40676727), (3, 27117818), (6, 13558909), (7, 11621922), (13, 6257958), (14, 5810961), (21, 3873974), (26, 3128979), (37, 2198742), (39, 2085986), (42, 1936987), (74, 1099371), (78, 1042993), (91, 893994), (111, 732914), (182, 446997), (222, 366457), (259, 314106), (273, 297998), (481, 169134), (518, 157053), (546, 148999), (777, 104702), (962, 84567), (1443, 56378), (1554, 52351), (2886, 28189), (3367, 24162), (4027, 20202), (6734, 12081), (8054, 10101)]