13823950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 29712384

約数和(自身を除く): 15888434

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 127, 175, 254, 311, 350, 622, 635, 889, 1270, 1555, 1778, 2177, 3110, 3175, 4354, 4445, 6350, 7775, 8890, 10885, 15550, 21770, 22225, 39497, 44450, 54425, 78994, 108850, 197485, 276479, 394970, 552958, 987425, 1382395, 1974850, 2764790, 6911975, 13823950]

約数ペア:

[(1, 13823950), (2, 6911975), (5, 2764790), (7, 1974850), (10, 1382395), (14, 987425), (25, 552958), (35, 394970), (50, 276479), (70, 197485), (127, 108850), (175, 78994), (254, 54425), (311, 44450), (350, 39497), (622, 22225), (635, 21770), (889, 15550), (1270, 10885), (1555, 8890), (1778, 7775), (2177, 6350), (3110, 4445), (3175, 4354)]