81465164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{22307}}^1$

素因数の和:22405

約数の個数: 24

約数和(自身を含む): 157405248

約数和(自身を除く): 75940084

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 22307, 44614, 89228, 245377, 490754, 981508, 1851481, 3702962, 7405924, 20366291, 40732582, 81465164]

約数ペア:

[(1, 81465164), (2, 40732582), (4, 20366291), (11, 7405924), (22, 3702962), (44, 1851481), (83, 981508), (166, 490754), (332, 245377), (913, 89228), (1826, 44614), (3652, 22307)]