42486717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8233

約数の個数: 32

約数和(自身を含む): 73400320

約数和(自身を除く): 30913603

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 8191, 24573, 57337, 106483, 155629, 172011, 319449, 466887, 745381, 1089403, 2023177, 2236143, 3268209, 6069531, 14162239, 42486717]

約数ペア:

[(1, 42486717), (3, 14162239), (7, 6069531), (13, 3268209), (19, 2236143), (21, 2023177), (39, 1089403), (57, 745381), (91, 466887), (133, 319449), (247, 172011), (273, 155629), (399, 106483), (741, 57337), (1729, 24573), (5187, 8191)]