231522011

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1669}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 285570000

約数和(自身を除く): 54047989

約数列:

[1, 7, 19, 49, 133, 149, 931, 1043, 1669, 2831, 7301, 11683, 19817, 31711, 81781, 138719, 221977, 248681, 1553839, 1740767, 4724939, 12185369, 33074573, 231522011]

約数ペア:

[(1, 231522011), (7, 33074573), (19, 12185369), (49, 4724939), (133, 1740767), (149, 1553839), (931, 248681), (1043, 221977), (1669, 138719), (2831, 81781), (7301, 31711), (11683, 19817)]