47991891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{7451}}^1$

素因数の和:7586

約数の個数: 16

約数和(自身を含む): 67962240

約数和(自身を除く): 19970349

約数列:

[1, 3, 19, 57, 113, 339, 2147, 6441, 7451, 22353, 141569, 424707, 841963, 2525889, 15997297, 47991891]

約数ペア:

[(1, 47991891), (3, 15997297), (19, 2525889), (57, 841963), (113, 424707), (339, 141569), (2147, 22353), (6441, 7451)]