4208139

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 7078400

約数和(自身を除く): 2870261

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 631, 741, 1893, 2223, 5679, 6669, 8203, 11989, 17037, 24609, 35967, 73827, 107901, 155857, 221481, 323703, 467571, 1402713, 4208139]

約数ペア:

[(1, 4208139), (3, 1402713), (9, 467571), (13, 323703), (19, 221481), (27, 155857), (39, 107901), (57, 73827), (117, 35967), (171, 24609), (247, 17037), (351, 11989), (513, 8203), (631, 6669), (741, 5679), (1893, 2223)]