2178771853

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{4723}}^1$

素因数の和:5424

約数の個数: 16

約数和(自身を含む): 2350964736

約数和(自身を除く): 172192883

約数列:

[1, 23, 31, 647, 713, 4723, 14881, 20057, 108629, 146413, 461311, 3055781, 3367499, 70282963, 94729211, 2178771853]

約数ペア:

[(1, 2178771853), (23, 94729211), (31, 70282963), (647, 3367499), (713, 3055781), (4723, 461311), (14881, 146413), (20057, 108629)]