1279430082

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{20431}}^1$

素因数の和:20524

約数の個数: 72

約数和(自身を含む): 3270264192

約数和(自身を除く): 1990834110

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 294, 426, 441, 497, 639, 882, 994, 1278, 1491, 2982, 3479, 4473, 6958, 8946, 10437, 20431, 20874, 31311, 40862, 61293, 62622, 122586, 143017, 183879, 286034, 367758, 429051, 858102, 1001119, 1287153, 1450601, 2002238, 2574306, 2901202, 3003357, 4351803, 6006714, 8703606, 9010071, 10154207, 13055409, 18020142, 20308414, 26110818, 30462621, 60925242, 71079449, 91387863, 142158898, 182775726, 213238347, 426476694, 639715041, 1279430082]

約数ペア:

[(1, 1279430082), (2, 639715041), (3, 426476694), (6, 213238347), (7, 182775726), (9, 142158898), (14, 91387863), (18, 71079449), (21, 60925242), (42, 30462621), (49, 26110818), (63, 20308414), (71, 18020142), (98, 13055409), (126, 10154207), (142, 9010071), (147, 8703606), (213, 6006714), (294, 4351803), (426, 3003357), (441, 2901202), (497, 2574306), (639, 2002238), (882, 1450601), (994, 1287153), (1278, 1001119), (1491, 858102), (2982, 429051), (3479, 367758), (4473, 286034), (6958, 183879), (8946, 143017), (10437, 122586), (20431, 62622), (20874, 61293), (31311, 40862)]