388686821

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{1279}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 413736960

約数和(自身を除く): 25050139

約数列:

[1, 23, 73, 181, 1279, 1679, 4163, 13213, 29417, 93367, 231499, 303899, 2147441, 5324477, 16899427, 388686821]

約数ペア:

[(1, 388686821), (23, 16899427), (73, 5324477), (181, 2147441), (1279, 303899), (1679, 231499), (4163, 93367), (13213, 29417)]