388456287

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1\times {\mathrm{2467}}^1$

素因数の和:3262

約数の個数: 16

約数和(自身を含む): 525980160

約数和(自身を除く): 137523873

約数列:

[1, 3, 73, 219, 719, 2157, 2467, 7401, 52487, 157461, 180091, 540273, 1773773, 5321319, 129485429, 388456287]

約数ペア:

[(1, 388456287), (3, 129485429), (73, 5321319), (219, 1773773), (719, 540273), (2157, 180091), (2467, 157461), (7401, 52487)]