168987621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{138401}}^1$

素因数の和:138452

約数の個数: 16

約数和(自身を含む): 252445248

約数和(自身を除く): 83457627

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 138401, 415203, 1522411, 4567233, 5120837, 15362511, 56329207, 168987621]

約数ペア:

[(1, 168987621), (3, 56329207), (11, 15362511), (33, 5120837), (37, 4567233), (111, 1522411), (407, 415203), (1221, 138401)]