12685974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17795946

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 53, 82, 106, 123, 139, 159, 246, 278, 287, 318, 371, 417, 574, 742, 834, 861, 973, 1113, 1722, 1946, 2173, 2226, 2919, 4346, 5699, 5838, 6519, 7367, 11398, 13038, 14734, 15211, 17097, 22101, 30422, 34194, 39893, 44202, 45633, 51569, 79786, 91266, 103138, 119679, 154707, 239358, 302047, 309414, 604094, 906141, 1812282, 2114329, 4228658, 6342987, 12685974]

約数ペア:

[(1, 12685974), (2, 6342987), (3, 4228658), (6, 2114329), (7, 1812282), (14, 906141), (21, 604094), (41, 309414), (42, 302047), (53, 239358), (82, 154707), (106, 119679), (123, 103138), (139, 91266), (159, 79786), (246, 51569), (278, 45633), (287, 44202), (318, 39893), (371, 34194), (417, 30422), (574, 22101), (742, 17097), (834, 15211), (861, 14734), (973, 13038), (1113, 11398), (1722, 7367), (1946, 6519), (2173, 5838), (2226, 5699), (2919, 4346)]