1977021

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2025

約数の個数: 16

約数和(自身を含む): 3009600

約数和(自身を除く): 1032579

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1979, 5937, 17811, 53433, 73223, 219669, 659007, 1977021]

約数ペア:

[(1, 1977021), (3, 659007), (9, 219669), (27, 73223), (37, 53433), (111, 17811), (333, 5937), (999, 1979)]