238986426

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{107}}^2$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 569159136

約数和(自身を除く): 330172710

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 107, 142, 147, 213, 214, 294, 321, 426, 497, 642, 749, 994, 1491, 1498, 2247, 2982, 3479, 4494, 5243, 6958, 7597, 10437, 10486, 11449, 15194, 15729, 20874, 22791, 22898, 31458, 34347, 45582, 53179, 68694, 80143, 106358, 159537, 160286, 240429, 319074, 372253, 480858, 561001, 744506, 812879, 1116759, 1122002, 1625758, 1683003, 2233518, 2438637, 3366006, 4877274, 5690153, 11380306, 17070459, 34140918, 39831071, 79662142, 119493213, 238986426]

約数ペア:

[(1, 238986426), (2, 119493213), (3, 79662142), (6, 39831071), (7, 34140918), (14, 17070459), (21, 11380306), (42, 5690153), (49, 4877274), (71, 3366006), (98, 2438637), (107, 2233518), (142, 1683003), (147, 1625758), (213, 1122002), (214, 1116759), (294, 812879), (321, 744506), (426, 561001), (497, 480858), (642, 372253), (749, 319074), (994, 240429), (1491, 160286), (1498, 159537), (2247, 106358), (2982, 80143), (3479, 68694), (4494, 53179), (5243, 45582), (6958, 34347), (7597, 31458), (10437, 22898), (10486, 22791), (11449, 20874), (15194, 15729)]