138879776

素因数分解:

$2^5\times 7^1\times {\mathrm{619999}}^1$

素因数の和:620016

約数の個数: 24

約数和(自身を含む): 312480000

約数和(自身を除く): 173600224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 619999, 1239998, 2479996, 4339993, 4959992, 8679986, 9919984, 17359972, 19839968, 34719944, 69439888, 138879776]

約数ペア:

[(1, 138879776), (2, 69439888), (4, 34719944), (7, 19839968), (8, 17359972), (14, 9919984), (16, 8679986), (28, 4959992), (32, 4339993), (56, 2479996), (112, 1239998), (224, 619999)]