201320085

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{20873}}^1$

素因数の和:21524

約数の個数: 16

約数和(自身を含む): 322628544

約数和(自身を除く): 121308459

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 20873, 62619, 104365, 313095, 13421339, 40264017, 67106695, 201320085]

約数ペア:

[(1, 201320085), (3, 67106695), (5, 40264017), (15, 13421339), (643, 313095), (1929, 104365), (3215, 62619), (9645, 20873)]