15730551

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 24721920

約数和(自身を除く): 8991369

約数列:

[1, 3, 9, 23, 27, 69, 73, 207, 219, 347, 621, 657, 1041, 1679, 1971, 3123, 5037, 7981, 9369, 15111, 23943, 25331, 45333, 71829, 75993, 215487, 227979, 582613, 683937, 1747839, 5243517, 15730551]

約数ペア:

[(1, 15730551), (3, 5243517), (9, 1747839), (23, 683937), (27, 582613), (69, 227979), (73, 215487), (207, 75993), (219, 71829), (347, 45333), (621, 25331), (657, 23943), (1041, 15111), (1679, 9369), (1971, 7981), (3123, 5037)]