129472168

素因数分解:

$2^3\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2333}}^1$

素因数の和:3337

約数の個数: 32

約数和(自身を含む): 277839360

約数和(自身を除く): 148367192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 991, 1982, 2333, 3964, 4666, 6937, 7928, 9332, 13874, 16331, 18664, 27748, 32662, 55496, 65324, 130648, 2312003, 4624006, 9248012, 16184021, 18496024, 32368042, 64736084, 129472168]

約数ペア:

[(1, 129472168), (2, 64736084), (4, 32368042), (7, 18496024), (8, 16184021), (14, 9248012), (28, 4624006), (56, 2312003), (991, 130648), (1982, 65324), (2333, 55496), (3964, 32662), (4666, 27748), (6937, 18664), (7928, 16331), (9332, 13874)]