388472

素因数分解:

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

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 848160

約数和(自身を除く): 459688

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 991, 1982, 3964, 6937, 7928, 13874, 27748, 48559, 55496, 97118, 194236, 388472]

約数ペア:

[(1, 388472), (2, 194236), (4, 97118), (7, 55496), (8, 48559), (14, 27748), (28, 13874), (49, 7928), (56, 6937), (98, 3964), (196, 1982), (392, 991)]