15721284152

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1\times {\mathrm{9857}}^1$

素因数の和:11388

約数の個数: 64

約数和(自身を含む): 35488800000

約数和(自身を除く): 19767515848

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1499, 2998, 5996, 9857, 10493, 11992, 19714, 20986, 28481, 39428, 41972, 56962, 68999, 78856, 83944, 113924, 137998, 187283, 199367, 227848, 275996, 374566, 398734, 551992, 749132, 797468, 1310981, 1498264, 1594936, 2621962, 5243924, 10487848, 14775643, 29551286, 59102572, 103429501, 118205144, 206859002, 280737217, 413718004, 561474434, 827436008, 1122948868, 1965160519, 2245897736, 3930321038, 7860642076, 15721284152]

約数ペア:

[(1, 15721284152), (2, 7860642076), (4, 3930321038), (7, 2245897736), (8, 1965160519), (14, 1122948868), (19, 827436008), (28, 561474434), (38, 413718004), (56, 280737217), (76, 206859002), (133, 118205144), (152, 103429501), (266, 59102572), (532, 29551286), (1064, 14775643), (1499, 10487848), (2998, 5243924), (5996, 2621962), (9857, 1594936), (10493, 1498264), (11992, 1310981), (19714, 797468), (20986, 749132), (28481, 551992), (39428, 398734), (41972, 374566), (56962, 275996), (68999, 227848), (78856, 199367), (83944, 187283), (113924, 137998)]