2981961

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{617}}^1$

素因数の和:805

約数の個数: 16

約数和(自身を含む): 4449600

約数和(自身を除く): 1467639

約数列:

[1, 3, 9, 27, 179, 537, 617, 1611, 1851, 4833, 5553, 16659, 110443, 331329, 993987, 2981961]

約数ペア:

[(1, 2981961), (3, 993987), (9, 331329), (27, 110443), (179, 16659), (537, 5553), (617, 4833), (1611, 1851)]