3286791

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 5280000

約数和(自身を除く): 1993209

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 149, 171, 387, 447, 513, 817, 1161, 1341, 2451, 2831, 4023, 6407, 7353, 8493, 19221, 22059, 25479, 57663, 76437, 121733, 172989, 365199, 1095597, 3286791]

約数ペア:

[(1, 3286791), (3, 1095597), (9, 365199), (19, 172989), (27, 121733), (43, 76437), (57, 57663), (129, 25479), (149, 22059), (171, 19221), (387, 8493), (447, 7353), (513, 6407), (817, 4023), (1161, 2831), (1341, 2451)]