316731639

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{30347}}^1$

素因数の和:30435

約数の個数: 24

約数和(自身を含む): 498192768

約数和(自身を除く): 181461129

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 30347, 91041, 212429, 637287, 1487003, 2154637, 4461009, 6463911, 15082459, 45247377, 105577213, 316731639]

約数ペア:

[(1, 316731639), (3, 105577213), (7, 45247377), (21, 15082459), (49, 6463911), (71, 4461009), (147, 2154637), (213, 1487003), (497, 637287), (1491, 212429), (3479, 91041), (10437, 30347)]