2980857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1531}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 4412160

約数和(自身を除く): 1431303

約数列:

[1, 3, 11, 33, 59, 177, 649, 1531, 1947, 4593, 16841, 50523, 90329, 270987, 993619, 2980857]

約数ペア:

[(1, 2980857), (3, 993619), (11, 270987), (33, 90329), (59, 50523), (177, 16841), (649, 4593), (1531, 1947)]