201123131

素因数分解:

${\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 222432000

約数和(自身を除く): 21308869

約数列:

[1, 11, 139, 199, 661, 1529, 2189, 7271, 27661, 91879, 131539, 304271, 1010669, 1446929, 18283921, 201123131]

約数ペア:

[(1, 201123131), (11, 18283921), (139, 1446929), (199, 1010669), (661, 304271), (1529, 131539), (2189, 91879), (7271, 27661)]