31204089

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1543}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 53360640

約数和(自身を除く): 22156551

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 1543, 2247, 2889, 4629, 6741, 10801, 13887, 20223, 32403, 41661, 97209, 165101, 291627, 495303, 1155707, 1485909, 3467121, 4457727, 10401363, 31204089]

約数ペア:

[(1, 31204089), (3, 10401363), (7, 4457727), (9, 3467121), (21, 1485909), (27, 1155707), (63, 495303), (107, 291627), (189, 165101), (321, 97209), (749, 41661), (963, 32403), (1543, 20223), (2247, 13887), (2889, 10801), (4629, 6741)]