81366922

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 158425344

約数和(自身を除く): 77058422

約数列:

[1, 2, 7, 13, 14, 26, 37, 43, 74, 86, 91, 182, 259, 281, 301, 481, 518, 559, 562, 602, 962, 1118, 1591, 1967, 3182, 3367, 3653, 3913, 3934, 6734, 7306, 7826, 10397, 11137, 12083, 20683, 20794, 22274, 24166, 25571, 41366, 51142, 72779, 84581, 135161, 144781, 145558, 157079, 169162, 270322, 289562, 314158, 447071, 894142, 946127, 1099553, 1892254, 2199106, 3129497, 5811923, 6258994, 11623846, 40683461, 81366922]

約数ペア:

[(1, 81366922), (2, 40683461), (7, 11623846), (13, 6258994), (14, 5811923), (26, 3129497), (37, 2199106), (43, 1892254), (74, 1099553), (86, 946127), (91, 894142), (182, 447071), (259, 314158), (281, 289562), (301, 270322), (481, 169162), (518, 157079), (559, 145558), (562, 144781), (602, 135161), (962, 84581), (1118, 72779), (1591, 51142), (1967, 41366), (3182, 25571), (3367, 24166), (3653, 22274), (3913, 20794), (3934, 20683), (6734, 12083), (7306, 11137), (7826, 10397)]