220140889

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{1091}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 238178304

約数和(自身を除く): 18037415

約数列:

[1, 23, 31, 283, 713, 1091, 6509, 8773, 25093, 33821, 201779, 308753, 777883, 7101319, 9571343, 220140889]

約数ペア:

[(1, 220140889), (23, 9571343), (31, 7101319), (283, 777883), (713, 308753), (1091, 201779), (6509, 33821), (8773, 25093)]