138239856

素因数分解:

$2^4\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1493}}^1$

素因数の和:2150

約数の個数: 60

約数和(自身を含む): 387740808

約数和(自身を除く): 249500952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 643, 1286, 1493, 1929, 2572, 2986, 3858, 4479, 5144, 5787, 5972, 7716, 8958, 10288, 11574, 11944, 13437, 15432, 17916, 23148, 23888, 26874, 30864, 35832, 46296, 53748, 71664, 92592, 107496, 214992, 959999, 1919998, 2879997, 3839996, 5759994, 7679992, 8639991, 11519988, 15359984, 17279982, 23039976, 34559964, 46079952, 69119928, 138239856]

約数ペア:

[(1, 138239856), (2, 69119928), (3, 46079952), (4, 34559964), (6, 23039976), (8, 17279982), (9, 15359984), (12, 11519988), (16, 8639991), (18, 7679992), (24, 5759994), (36, 3839996), (48, 2879997), (72, 1919998), (144, 959999), (643, 214992), (1286, 107496), (1493, 92592), (1929, 71664), (2572, 53748), (2986, 46296), (3858, 35832), (4479, 30864), (5144, 26874), (5787, 23888), (5972, 23148), (7716, 17916), (8958, 15432), (10288, 13437), (11574, 11944)]