257331214

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{311539}}^1$

素因数の和:311607

約数の個数: 16

約数和(自身を含む): 448617600

約数和(自身を除く): 191286386

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 311539, 623078, 2180773, 4361546, 18380801, 36761602, 128665607, 257331214]

約数ペア:

[(1, 257331214), (2, 128665607), (7, 36761602), (14, 18380801), (59, 4361546), (118, 2180773), (413, 623078), (826, 311539)]