40835405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{971}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 52907904

約数和(自身を除く): 12072499

約数列:

[1, 5, 13, 65, 647, 971, 3235, 4855, 8411, 12623, 42055, 63115, 628237, 3141185, 8167081, 40835405]

約数ペア:

[(1, 40835405), (5, 8167081), (13, 3141185), (65, 628237), (647, 63115), (971, 42055), (3235, 12623), (4855, 8411)]