137764221

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{31091}}^1$

素因数の和:31312

約数の個数: 16

約数和(自身を含む): 210928128

約数和(自身を除く): 73163907

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 31091, 93273, 217637, 652911, 6560201, 19680603, 45921407, 137764221]

約数ペア:

[(1, 137764221), (3, 45921407), (7, 19680603), (21, 6560201), (211, 652911), (633, 217637), (1477, 93273), (4431, 31091)]