1397804912

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{79493}}^1$

素因数の和:79665

約数の個数: 40

約数和(自身を含む): 3114892896

約数和(自身を除く): 1717087984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 8792, 17584, 79493, 158986, 317972, 556451, 635944, 1112902, 1271888, 2225804, 4451608, 8903216, 12480401, 24960802, 49921604, 87362807, 99843208, 174725614, 199686416, 349451228, 698902456, 1397804912]

約数ペア:

[(1, 1397804912), (2, 698902456), (4, 349451228), (7, 199686416), (8, 174725614), (14, 99843208), (16, 87362807), (28, 49921604), (56, 24960802), (112, 12480401), (157, 8903216), (314, 4451608), (628, 2225804), (1099, 1271888), (1256, 1112902), (2198, 635944), (2512, 556451), (4396, 317972), (8792, 158986), (17584, 79493)]