321572878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{136607}}^1$

素因数の和:136727

約数の個数: 16

約数和(自身を含む): 531131904

約数和(自身を除く): 209559026

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 136607, 273214, 1502677, 3005354, 14616949, 29233898, 160786439, 321572878]

約数ペア:

[(1, 321572878), (2, 160786439), (11, 29233898), (22, 14616949), (107, 3005354), (214, 1502677), (1177, 273214), (2354, 136607)]