2008487961

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{429991}}^1$

素因数の和:430173

約数の個数: 16

約数和(自身を含む): 2992744320

約数和(自身を除く): 984256359

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 429991, 1289973, 3869919, 11609757, 74388443, 223165329, 669495987, 2008487961]

約数ペア:

[(1, 2008487961), (3, 669495987), (9, 223165329), (27, 74388443), (173, 11609757), (519, 3869919), (1557, 1289973), (4671, 429991)]