257421618

素因数分解:

$2^1\times 3^3\times {\mathrm{4767067}}^1$

素因数の和:4767078

約数の個数: 16

約数和(自身を含む): 572048160

約数和(自身を除く): 314626542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4767067, 9534134, 14301201, 28602402, 42903603, 85807206, 128710809, 257421618]

約数ペア:

[(1, 257421618), (2, 128710809), (3, 85807206), (6, 42903603), (9, 28602402), (18, 14301201), (27, 9534134), (54, 4767067)]