71621279

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 77683200

約数和(自身を除く): 6061921

約数列:

[1, 19, 47, 139, 577, 893, 2641, 6533, 10963, 27119, 80203, 124127, 515261, 1523857, 3769541, 71621279]

約数ペア:

[(1, 71621279), (19, 3769541), (47, 1523857), (139, 515261), (577, 124127), (893, 80203), (2641, 27119), (6533, 10963)]