4080978531

素因数分解:

$3^4\times 7^1\times {\mathrm{2459}}^1\times {\mathrm{2927}}^1$

素因数の和:5405

約数の個数: 40

約数和(自身を含む): 6972387840

約数和(自身を除く): 2891409309

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2459, 2927, 7377, 8781, 17213, 20489, 22131, 26343, 51639, 61467, 66393, 79029, 154917, 184401, 199179, 237087, 464751, 553203, 1394253, 1659609, 7197493, 21592479, 50382451, 64777437, 151147353, 194332311, 453442059, 582996933, 1360326177, 4080978531]

約数ペア:

[(1, 4080978531), (3, 1360326177), (7, 582996933), (9, 453442059), (21, 194332311), (27, 151147353), (63, 64777437), (81, 50382451), (189, 21592479), (567, 7197493), (2459, 1659609), (2927, 1394253), (7377, 553203), (8781, 464751), (17213, 237087), (20489, 199179), (22131, 184401), (26343, 154917), (51639, 79029), (61467, 66393)]