81246438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 218627136

約数和(自身を除く): 137380698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 193, 234, 257, 273, 386, 514, 546, 579, 771, 819, 1158, 1351, 1542, 1638, 1737, 1799, 2313, 2509, 2702, 3341, 3474, 3598, 4053, 4626, 5018, 5397, 6682, 7527, 8106, 10023, 10794, 12159, 15054, 16191, 17563, 20046, 22581, 23387, 24318, 30069, 32382, 35126, 45162, 46774, 49601, 52689, 60138, 70161, 99202, 105378, 140322, 148803, 158067, 210483, 297606, 316134, 347207, 420966, 446409, 644813, 694414, 892818, 1041621, 1289626, 1934439, 2083242, 3124863, 3868878, 4513691, 5803317, 6249726, 9027382, 11606634, 13541073, 27082146, 40623219, 81246438]

約数ペア:

[(1, 81246438), (2, 40623219), (3, 27082146), (6, 13541073), (7, 11606634), (9, 9027382), (13, 6249726), (14, 5803317), (18, 4513691), (21, 3868878), (26, 3124863), (39, 2083242), (42, 1934439), (63, 1289626), (78, 1041621), (91, 892818), (117, 694414), (126, 644813), (182, 446409), (193, 420966), (234, 347207), (257, 316134), (273, 297606), (386, 210483), (514, 158067), (546, 148803), (579, 140322), (771, 105378), (819, 99202), (1158, 70161), (1351, 60138), (1542, 52689), (1638, 49601), (1737, 46774), (1799, 45162), (2313, 35126), (2509, 32382), (2702, 30069), (3341, 24318), (3474, 23387), (3598, 22581), (4053, 20046), (4626, 17563), (5018, 16191), (5397, 15054), (6682, 12159), (7527, 10794), (8106, 10023)]