209218141853

素因数分解:

$7^2\times {\mathrm{113}}^1\times {\mathrm{1789}}^1\times {\mathrm{21121}}^1$

素因数の和:23037

約数の個数: 24

約数和(自身を含む): 245678853240

約数和(自身を除く): 36460711387

約数列:

[1, 7, 49, 113, 791, 1789, 5537, 12523, 21121, 87661, 147847, 202157, 1034929, 1415099, 2386673, 9905693, 16706711, 37785469, 116946977, 264498283, 1851487981, 4269757997, 29888305979, 209218141853]

約数ペア:

[(1, 209218141853), (7, 29888305979), (49, 4269757997), (113, 1851487981), (791, 264498283), (1789, 116946977), (5537, 37785469), (12523, 16706711), (21121, 9905693), (87661, 2386673), (147847, 1415099), (202157, 1034929)]