2872961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 3577728

約数和(自身を除く): 704767

約数列:

[1, 7, 13, 91, 131, 241, 917, 1687, 1703, 3133, 11921, 21931, 31571, 220997, 410423, 2872961]

約数ペア:

[(1, 2872961), (7, 410423), (13, 220997), (91, 31571), (131, 21931), (241, 11921), (917, 3133), (1687, 1703)]