8461859

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 10602000

約数和(自身を除く): 2140141

約数列:

[1, 7, 19, 49, 61, 133, 149, 427, 931, 1043, 1159, 2831, 2989, 7301, 8113, 9089, 19817, 56791, 63623, 138719, 172691, 445361, 1208837, 8461859]

約数ペア:

[(1, 8461859), (7, 1208837), (19, 445361), (49, 172691), (61, 138719), (133, 63623), (149, 56791), (427, 19817), (931, 9089), (1043, 8113), (1159, 7301), (2831, 2989)]