78555281

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 97631424

約数和(自身を除く): 19076143

約数列:

[1, 7, 23, 43, 49, 161, 301, 989, 1127, 1621, 2107, 6923, 11347, 37283, 48461, 69703, 79429, 260981, 487921, 1603169, 1826867, 3415447, 11222183, 78555281]

約数ペア:

[(1, 78555281), (7, 11222183), (23, 3415447), (43, 1826867), (49, 1603169), (161, 487921), (301, 260981), (989, 79429), (1127, 69703), (1621, 48461), (2107, 37283), (6923, 11347)]