81645422

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{1291}}^1$

素因数の和:1703

約数の個数: 16

約数和(自身を含む): 124156032

約数和(自身を除く): 42510610

約数列:

[1, 2, 103, 206, 307, 614, 1291, 2582, 31621, 63242, 132973, 265946, 396337, 792674, 40822711, 81645422]

約数ペア:

[(1, 81645422), (2, 40822711), (103, 792674), (206, 396337), (307, 265946), (614, 132973), (1291, 63242), (2582, 31621)]