156916459

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{19997}}^1$

素因数の和:20082

約数の個数: 16

約数和(自身を含む): 191980800

約数和(自身を除く): 35064341

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 19997, 139979, 379943, 1179823, 2659601, 8258761, 22416637, 156916459]

約数ペア:

[(1, 156916459), (7, 22416637), (19, 8258761), (59, 2659601), (133, 1179823), (413, 379943), (1121, 139979), (7847, 19997)]