397935183

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 573350400

約数和(自身を除く): 175415217

約数列:

[1, 3, 19, 53, 57, 157, 159, 471, 839, 1007, 2517, 2983, 3021, 8321, 8949, 15941, 24963, 44467, 47823, 131723, 133401, 158099, 395169, 474297, 844873, 2502737, 2534619, 6981319, 7508211, 20943957, 132645061, 397935183]

約数ペア:

[(1, 397935183), (3, 132645061), (19, 20943957), (53, 7508211), (57, 6981319), (157, 2534619), (159, 2502737), (471, 844873), (839, 474297), (1007, 395169), (2517, 158099), (2983, 133401), (3021, 131723), (8321, 47823), (8949, 44467), (15941, 24963)]