81646029

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 42769971

約数列:

[1, 3, 9, 27, 59, 107, 177, 321, 479, 531, 963, 1437, 1593, 2889, 4311, 6313, 12933, 18939, 28261, 51253, 56817, 84783, 153759, 170451, 254349, 461277, 763047, 1383831, 3023927, 9071781, 27215343, 81646029]

約数ペア:

[(1, 81646029), (3, 27215343), (9, 9071781), (27, 3023927), (59, 1383831), (107, 763047), (177, 461277), (321, 254349), (479, 170451), (531, 153759), (963, 84783), (1437, 56817), (1593, 51253), (2889, 28261), (4311, 18939), (6313, 12933)]