71052989

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 87716160

約数和(自身を除く): 16663171

約数列:

[1, 7, 19, 49, 133, 167, 457, 931, 1169, 3173, 3199, 8183, 8683, 22211, 22393, 60781, 76319, 155477, 425467, 534233, 1450061, 3739631, 10150427, 71052989]

約数ペア:

[(1, 71052989), (7, 10150427), (19, 3739631), (49, 1450061), (133, 534233), (167, 425467), (457, 155477), (931, 76319), (1169, 60781), (3173, 22393), (3199, 22211), (8183, 8683)]