57531369

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{19997}}^1$

素因数の和:20144

約数の個数: 16

約数和(自身を含む): 88311168

約数和(自身を除く): 30779799

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 19997, 59991, 139979, 419937, 2739589, 8218767, 19177123, 57531369]

約数ペア:

[(1, 57531369), (3, 19177123), (7, 8218767), (21, 2739589), (137, 419937), (411, 139979), (959, 59991), (2877, 19997)]