7721392

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 17356032

約数和(自身を除く): 9634640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 971, 994, 1136, 1942, 1988, 3884, 3976, 6797, 7768, 7952, 13594, 15536, 27188, 54376, 68941, 108752, 137882, 275764, 482587, 551528, 965174, 1103056, 1930348, 3860696, 7721392]

約数ペア:

[(1, 7721392), (2, 3860696), (4, 1930348), (7, 1103056), (8, 965174), (14, 551528), (16, 482587), (28, 275764), (56, 137882), (71, 108752), (112, 68941), (142, 54376), (284, 27188), (497, 15536), (568, 13594), (971, 7952), (994, 7768), (1136, 6797), (1942, 3976), (1988, 3884)]