71636487

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 109734912

約数和(自身を除く): 38098425

約数列:

[1, 3, 13, 17, 39, 51, 167, 221, 501, 647, 663, 1941, 2171, 2839, 6513, 8411, 8517, 10999, 25233, 32997, 36907, 108049, 110721, 142987, 324147, 428961, 1404637, 1836833, 4213911, 5510499, 23878829, 71636487]

約数ペア:

[(1, 71636487), (3, 23878829), (13, 5510499), (17, 4213911), (39, 1836833), (51, 1404637), (167, 428961), (221, 324147), (501, 142987), (647, 110721), (663, 108049), (1941, 36907), (2171, 32997), (2839, 25233), (6513, 10999), (8411, 8517)]