209055671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{17581}}^1$

素因数の和:17662

約数の個数: 16

約数和(自身を含む): 243053568

約数和(自身を除く): 33997897

約数列:

[1, 11, 23, 47, 253, 517, 1081, 11891, 17581, 193391, 404363, 826307, 4447993, 9089377, 19005061, 209055671]

約数ペア:

[(1, 209055671), (11, 19005061), (23, 9089377), (47, 4447993), (253, 826307), (517, 404363), (1081, 193391), (11891, 17581)]