211179986

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{4493}}^1$

素因数の和:4897

約数の個数: 16

約数和(自身を含む): 322273728

約数和(自身を除く): 111093742

約数列:

[1, 2, 71, 142, 331, 662, 4493, 8986, 23501, 47002, 319003, 638006, 1487183, 2974366, 105589993, 211179986]

約数ペア:

[(1, 211179986), (2, 105589993), (71, 2974366), (142, 1487183), (331, 638006), (662, 319003), (4493, 47002), (8986, 23501)]